Business Name: Anderson Brothers Truck & Equipment
Address: 2640 State Hwy 99 N #1, Eugene, OR 97402
Phone: (541) 688-8686

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Downtime has a cost, and driveline vibration has a method of making that cost climb. It starts as a hum under the flooring or a mirror that blurs at 45 miles per hour, then grows into u-joint heat, carrier bearing failure, and a service call on the shoulder. The stakes are not abstract. Excess vibration enhances wear throughout the whole chassis. Tires scallop, transmission installs split, differential pinion seals weep, and fuel economy drops half a mile per gallon. If you depend upon a truck to earn, a clean-running driveline is a fundamental item.

You do not need to become a machinist to purchase driveline work smartly. You do require to understand how quality appears, what tolerances matter, and how to arrange a genuine rebuilder from somebody who is simply painting rusty shafts and pressing in captive u-joints. This guide strolls through the procedure and the decisions, from measurement and phasing to balancing and custom parts. It covers where custom fabrication makes good sense, what great shops provide, and how to avoid costly do-overs.

What a driveline does, and how heavy-duty changes the rules

At its easiest, a driveline transfers turning power from the transmission or transfer case to the axle pinion. In heavy trucks and vocational equipment the assembly often covers cross countries and multiple joints. You might see a two-piece shaft with a carrier bearing on a highway tractor, or three pieces with an intermediate jackshaft under a mixer or dump truck. As length grows, so does the requirement for exact alignment and balance. A couple of thousandths of an inch of runout that would be harmless in a brief vehicle shaft can become a shaker when multiplied over 80 inches of tube and 2 or 3 joints.

Common elements you will come across:

Tubes, often 3.5 to 6 inches in size, with wall thickness from around 0.083 to 0.250 inch depending on torque and span. Weld yokes and slip yokes that mate to universal joints and splines. Universal joints, greasable or sealed, in some cases with high-angle or full-round caps for severe service. Center or provider bearings for multi-piece drivelines. Flange yokes or buddy flanges at the transmission and differential. Safety loops or guards in certain applications.

Heavy-duty brings heavier torque pulsation from diesel motor, steeper angles from raised suspensions or heavy loads, and longer unsupported lengths. Those factors raise level of sensitivity to phasing, runout, and balance.

Classic signs, and what they mean

Vibration has signatures. Skilled techs can typically guess the source by frequency and car speed.

A stable buzz that appears at a particular roadway speed, independent of engine rpm, indicate driveline imbalance or runout. It will frequently peak around a vital shaft speed, then lessen or shift if you upshift and change driveshaft rpm at a provided roadway speed.

A cyclic growl or rumble that changes on throttle tip-in may be a u-joint brinelling in one plane. Heat at a single cap, dry rust powder under a u-joint strap, or micro-spalling inside the caps verifies it.

A shudder on launch, then smooth travelling, tends to be an angle problem or a worn slip spline binding as the suspension moves.

A drumming at 20 to 30 mph that vanishes above 40 frequently implicates a carrier bearing assistance or a floppy center assistance bracket.

Not all shakes come from drivelines. Tires with damaged belts, bent wheels, out-of-round brake drums, bad engine installs, or a harmed pinion yoke can complicate the photo. Before authorizing a rebuild, it is fair to ask the shop drivelines to inspect yoke pilots, flange face runout, and u-joint bores. A mindful shop isolates the problem rather of hanging parts.

The rebuild, step by step, and what quality looks like

A correct rebuild starts with inspection. The store checks tube straightness, yoke bore wear, spline lash, and the match in between companion flanges. Many use a V-block and dial indicator, or they mount the shaft in a lathe. Anything over about 0.010 inch overall indicated runout on a common highway-length tube is suspect. On very long areas, target worths are tighter.

Tube replacement is common. If television is dented, kinked, greatly worn away, or cracked at the weld toe, it requires new steel. Excellent rebuilders stock DOM and electric resistance bonded tube in typical sizes and wall thicknesses, then cut to length, preparation on a lathe, and fit new weld yokes. Ask whether they use a mandrel to ensure concentricity through the weld, and whether they straighten after welding. Heat input throughout welding can pull a tube out of true. Shops that skip straightening wind up chasing balance weights later.

Phasing matters. U-joints should be aligned so that the input and output angular velocities cancel. On a single-piece shaft with 2 u-joints, the yokes at both ends should be in line. On multi-piece assemblies the stages repeat at each section referenced to the carrier bearing bracket. If a shaft was marked at disassembly, those witness marks guide phasing on reassembly. If a store returns your shaft without stage marks, ask them to include scribe marks or paint stripes. It saves time the next time the provider bearing needs replacement.

U-joint choices are not minor. Greasable joints are convenient and can last a very long time in fleet service, however every hole drilled for a zerk decreases cross strength and can focus tension. Sealed heavy-duty joints with larger trunnions bring more load and frequently run smoother. On highway tractors, a high quality sealed joint can run 300 to 500 thousand miles. On mixers, refuse trucks, or plow trucks that see contamination and high angles, greasable full-round joints might be the sure thing. The key corresponds maintenance and avoiding low-cost bearings with soft caps that stress in the yokes.

Slip splines are worthy of attention. If you feel notchiness as you compress the slip by hand, it is used. Search for polishing, wide lash, or dry rust on the male spline. Some applications use covered splines or dust boots to extend life. An oversize or long travel slip may be needed after wheelbase changes. It is much better to spec the ideal slip length than to rely on a marginal engagement that tears out under axle wrap.

Carrier bearings fail in two methods. The rubber isolator rips or collapses, or the bearing itself brinnells. Either can cause alignment shifts, specifically under torque. When replacing a provider, check the bracket and shims, and confirm the bracket is not bent. Even a couple of millimeters of offset can alter joint angles enough to feed vibration at highway speeds.

Once welded and phased, the assembly goes to the balancer. That is where great stores separate themselves.

What balancing really entails

Balancing is not a single number on a screen. It is a procedure of determining residual unbalance and fixing it with weights precisely placed at one or more aircrafts. Short, stiff shafts may only require single plane corrections close to the center of mass. Long heavy-duty drivelines usually require 2 aircraft vibrant balancing. The balancer spins the shaft at a set speed and steps amplitude and angle of unbalance at each end. The operator then includes weight at prescribed clock angles.

Numbers differ by store and by shaft size, however a qualified target for a highway tractor shaft is frequently in the series of a couple of gram inches to low ounce inches per aircraft. The point is not the precise unit, it is consistency and documents. If you request for balance reports, a severe shop can print or email them, consisting of correction weights and their positions.

Critical speed is the killer that often gets overlooked. Every shaft has a speed where it wants to bow or whip. That speed depends upon length, diameter, wall thickness, assistance bearings, and product. You can estimate it roughly, however shops with experience understand to examine predicted service rpm against crucial speed. They might upsize tube size to raise the margin, shorten periods with an added provider bearing, or change tube thickness to change stiffness. Paint can hide sins, but it will not alter important speed. If a truck comes back with a shaft that vibrates just in top equipment at highway speeds, and the vibration scales with speed however not load, critical speed is suspect.

Weight design matters too. Weld-on pieces use strong retention in off-road service, but they can complicate future weld repair work and trap debris. Stick-on weights look tidy however can fly off in heat and oil. Ask the shop how they secure weights and whether they seal over corrections to keep balance steady in service.

Finally, some issues require on-vehicle balancing. When a vibration reveals only under very specific load and speed windows, and a free-spinning shaft on a bench balancer looks fine, an on-truck balancer can expose resonance in the assembled system. Couple of shops do this typically, however it is a mark of a diagnostician rather than a parts hanger.

Materials, fabrication, and the little information that include up

Tube quality drives service life. Drawn-over-mandrel tube offers a smooth inside size, tight tolerance, and excellent straightness. Electric resistance bonded tube can work well in moderate service if the weld joint is managed and oriented regularly. On extreme torque constructs, thicker walls tame deflection, but weight climbs up and vital speed drops for a given diameter. Lots of occupation drivelines live between 0.120 and 0.188 inch wall, while long spans or high torque setups utilize 0.219 or 0.250. There is no free lunch. Heavier wall handles abuse but needs attention to balance and speed limits.

Yoke metallurgy appears when you tighten up straps or press bearings. Inexpensive cast yokes warp, and the cap bores oval out. Great yokes are created and machined to spec. Search for clean fillets, uniform surface in the bores, and no chatter on the clamp deals with. If you run full-round joints with bearing straps, the bolt holes need to not be stretched or out of round. On strap and bolt joints, reuse bolts just if they fulfill the maker's torque specification and are not necked.

Weld quality is visible. An uniform bead with correct width, devoid of undercut or porosity, informs you the welder managed heat input. Extreme bluing or burned paint far beyond the joint hints at bad heat control and likely tube distortion. After welding, truing is not optional. Aligning presses and dial signs come out before the shaft ever strikes the balancer.

Phasing marks are totally free to include and conserve disappointment down the roadway. So are paint dots on the caps that tie back to recorded torque specifications. Little touches like those correlate with careful balancing.

When custom fabrication is the right move

If you changed wheelbase, moved a transmission, swapped an axle ratio with a various pinion balanced out, or added a PTO, stock parts may not fit or carry out. Custom fabrication shines when geometry changes. Examples from the shop floor:

A logging truck that got a 20 inch stinger for a self-loader needed a two-piece driveline with an included carrier bearing to keep vital speed above cruise rpm. A dump truck with an aftermarket rubber block suspension crouched loaded and raised angles at the rear joint past 6 degrees. A bigger diameter tube and high-angle u-joints brought angles and speed fluctuation into a safe zone. An older decline truck with damaged crossmembers required a new center support bracket. The shop produced a gusseted plate, then used shims to bring the provider bearing back into airplane with the gearbox output.

Custom U Bolts get in the story sooner than numerous owners expect. Axle housing seats, leaf spring packs, and aftermarket lift obstructs tend to make basic rack U-bolts a dangerous guess. A correct U-bolt has the best bend radius to match the axle tube, rolled threads for strength at the root, appropriate leg length to catch the stack with space for a few threads proud, and either zinc plating or a finishing to slow deterioration. Bent-from-all-thread is a common corner cut that fails early. Shops that make Custom U Bolts internal take measurements from the real axle and spring stack and bend on a press with the right dies. Torque matters here too. A heavy tandem axle can require 250 to 450 pound feet on U-bolt nuts. Without that securing force, the axle can stroll and toss pinion angle into chaos. If your driveline developed vibration right after spring work, put a torque wrench on every U-bolt, then reconsider angles.

How to determine for a new or reconstructed shaft without guessing

Shops can just develop what you ask for, and measurement mistakes result in expensive returns. When in doubt, a good rebuilder will crawl under the truck and procedure face to face. If you must provide dimensions yourself, utilize this brief checklist.

Record the automobile at trip height, on the ground, with common load. Measure from flange face to flange face, not off the edges of the yokes. Note spline count and significant size on slip yokes. Count twice. Numerous look alike at first glance. Check pilot sizes and bolt patterns on companion flanges. A millimeter error can avoid assembly. Capture u-joint series by measuring cap size and span in between yoke ears. Do not assume based upon year or model. Document operating angles at each joint. A basic digital angle finder on the yokes and tube provides you the data to keep each joint under roughly 3 degrees for highway use, or to validate high-angle parts if needed.

If the chassis is insufficient or the angle will change with last ride height, make that clear. A few included words on the work order about air trip pressure or empty versus packed position avoid surprises.

Choosing the right store, and what to ask before you buy

A couple of questions separate the true driveline specialists from parts swappers and paint artists.

What balance approach do you use on durable drivelines, single aircraft or two plane, and can you supply balance reports if needed? What runout requirements do you hold on completed tubes of my length? How do you proper weld pull, and do you align before balancing? What tube stock and yokes do you use, and how do you pick wall thickness and size for vital speed margin in my application? How do you phase and mark multi-piece drivelines relative to the carrier bearing bracket, and do you document u-joint torque specs on return? What warranty do you use on rebuilt drivelines, u-joints, and carrier bearings, and what failures are omitted, such as bent yokes from impact or running beyond angle limits?

Clear, particular responses are a good indication. So is a shop that decreases a job if your asked for geometry will run too near crucial speed. That kind of pushback conserves you road calls later.

Truck parts quality, and where to invest versus save

Not all Truck Parts bring equivalent weight in driveline health. You can frequently save money on non-rotating brackets or security loops. Spend carefully on the rotating core.

U-joints sit at the top of the quality stack. Credible brand names hold tolerances on cap size and trunnion surface. Cheap joints featured careless needles that pound into dust and caps that worry in the yoke. If cost appears too great, it is. In occupation fleets, a failed joint generally takes straps, caps, and in some cases ears with it. The resulting downtime dwarfs the savings.

Carrier bearings are another part where quality is visible. Look at the rubber isolator. Firm, consistent rubber with excellent bond lines and a husky bracket lives longer than thin rubber that sags in months. Bearings with appropriate seals and grease fill last. Purchasing a total support that matches your frame bracket simplifies shimming and alignment.

Slip yokes and splines need to match material and coating to the environment. In salt areas, a phosphate or nickel treatment can slow pitting. If you run heavy PTO use at odd angles, a slip with more engagement length lowers wear. When the spline rocks, no quantity of grease will recuperate a smooth launch.

Companion flanges have pilots that focus the joint. Use here is subtle however severe. If the pilot gets wallowed, focusing shifts off the bolts and you will chase after balance forever. Change used flanges instead of stacking tolerance on tolerance.

For non-rotating hardware, Custom U Bolts deserve the same regard as the rotating pieces. They keep the axle in location, which controls pinion angle under load. Quality U-bolts with proper nuts and solidified washers hold torque. Request for rolled threads and verify surface. In fleets that service gravel or off-road, a coat of paint or wax on exposed threads spends for itself.

Angles, trip height, and multi-piece alignment

Even the best balanced shaft will shake if joint angles are incorrect. Universal joints do not send torque at continuous speed when angled. Two joints in series, properly phased and at equal angles, cancel each other's speed variation. Issues occur when the angles vary, or when the center bearing in a multi-piece shaft sits off-plane.

For highway use, keeping operating angle at each joint under about 3 degrees is an excellent rule. Under 1 degree is perfect however frequently impractical with frame crossmembers and packaging. Occupation trucks that cycle suspension travel more should have low angles at small ride height to lower wear. Use a digital inclinometer to determine the transmission output, the shaft, and the pinion. The angle between the shaft and each yoke face is what matters. Do not presume frame level equals angle correct.

On two-piece drivelines, the center bearing must be square to the first shaft and in airplane with the output. A shim stack that is off by even a percentage sets the 2nd shaft at an odd angle and adds a low frequency rumble. Many providers mount on slotted holes. Torque the fasteners with the truck at trip height and recheck after a hundred miles. Rubber unwinds, and shims can seat.

Suspension modifications complicate everything. Air trip that runs a different pressure empty versus loaded will change pinion angle in service. A lift that uses blocks without pinion angle correction can push a rear joint beyond its happy range. Before you blame balance, check ride height, torque rods, leaf spring bushings, and U-bolt torque.

Cost, turn-around, and realistic expectations

Prices move with area and supply, however typical ranges hold across shops that do careful work.

A straightforward single-piece highway driveline with new tube, two new u-joints, and vibrant balance frequently lands in the 500 to 1,200 dollar range. A long, big size tube with premium joints may run greater. Multi-piece assemblies with a new carrier bearing, 3 joints, and alignment can range from 1,200 to 3,000 dollars depending on product and parts brand. Balance just, if your parts are sound, can be 150 to 400 dollars.

Turnaround times vary with work and parts on hand. A store that stocks common tube sizes, weld yokes, and u-joints can turn a simple rebuild in a day or 2. Custom fabrication that changes size, adds a provider bracket, or requires uncommon yokes takes longer. Anticipate a week if parts must be ordered.

If you require field service or on-vehicle balancing, consider travel and setup charges. Spending for a tech who brings an angle finder, torque wrench, and the judgment to say no to a bad geometry is seldom wasted money.

Maintenance that keeps balance true

A balanced shaft can head out once again if upkeep slips. Grease periods for u-joints vary, however a useful rhythm for daily-use trade trucks is every 5 to 10 thousand miles, faster in damp or infected environments. Purge old grease until fresh appears at all four caps, then clean excess that can draw in grit. Do not forget the slip spline. A small amount of the proper grease on the male and inside the female lowers stick-slip shudder. Usage grease suggested for splines, typically a moly blend.

Torque checks stop parts from walking. After any driveline service, put a torque wrench on strap bolts, carrier bearing fasteners, and Custom U Bolts at 50 to 100 miles. Straps extend a little, rubber seats, and paint crushes. Verifying clamp load captures problems early. Record these checks. If a strap bolt turns quickly after a brief run, change it. Extended bolts do not hold torque reliably.

Keep an eye on seals and mounts. A pinion seal that begins weeping might be an outcome, not a cause. Vibration hammers seals and bearings. Engine and transmission mounts that droop transfer more motion into the shaft. Change per schedule or at the very first sign of cracking.

Finally, deal with balance weights with regard. If you notice a missing weight or a fresh bare metal patch where a weight used to sit, get the shaft rebalanced before it secures bearings.

Final buying advice

You can purchase driveline work the method people purchase tires, by price and availability, or you can buy it the method fleets with low downtime do, by specification and credibility. Bring data. Angles, lengths, spline counts, and anticipated load help a great store develop when and develop right. Request tolerances, not mottos. Expect to pay a little more for tight balancing, straight tubes, and recorded phasing. It repays in fewer callbacks and less time on the shoulder.

When work expands beyond a simple rebuild, do not be afraid of custom fabrication. If geometry changes, custom beats compromise. That consists of Custom U Bolts for suspension stability and appropriate pinion angle. When you include a provider bearing or change tube diameter, have the store talk you through important speed and the compromises between tightness and weight. If they speak in specific numbers and useful constraints, you remain in good hands.

Drivelines are not attractive Truck Parts. They do their best work unnoticed. With the ideal options and a store that cares about the thousandths, they will stay that way.

Anderson Brothers Truck & Equipment is located in Eugene, Oregon
Anderson Brothers Truck & Equipment was founded in 1949
Anderson Brothers Truck & Equipment serves commercial truck owners
Anderson Brothers Truck & Equipment serves fleet operators
Anderson Brothers Truck & Equipment provides heavy-duty truck parts
Anderson Brothers Truck & Equipment provides truck equipment repair services
Anderson Brothers Truck & Equipment specializes in driveline fabrication
Anderson Brothers Truck & Equipment performs driveline repair
Anderson Brothers Truck & Equipment offers custom U-bolt bending
Anderson Brothers Truck & Equipment manufactures custom U-bolts
Anderson Brothers Truck & Equipment sells new truck parts
Anderson Brothers Truck & Equipment sells used truck parts
Anderson Brothers Truck & Equipment maintains heavy-duty trucks
Anderson Brothers Truck & Equipment repairs truck transmissions
Anderson Brothers Truck & Equipment repairs truck differentials
Anderson Brothers Truck & Equipment supports the trucking industry
Anderson Brothers Truck & Equipment operates in Lane County, Oregon
Anderson Brothers Truck & Equipment provides parts delivery services
Anderson Brothers Truck & Equipment supplies components for heavy equipment
Anderson Brothers Truck & Equipment serves customers in Eugene and Springfield, Oregon
Anderson Brothers Truck & Equipment has a phone number of (541) 688-8686
Anderson Brothers Truck & Equipment has an address of 2640 State Hwy 99 N #1, Eugene, OR 97402
Anderson Brothers Truck & Equipment has a website https://andersonbrotherste.com/
Anderson Brothers Truck & Equipment has Google Maps listing https://maps.app.goo.gl/ta67Qi9fc5DCZZzp7
Anderson Brothers Truck & Equipment has Facebook page https://www.facebook.com/andersonbrotherseugene
Anderson Brothers Truck & Equipment has an Instagram page https://www.instagram.com/andersonbrotherste/
Anderson Brothers Truck & Equipment won Top Driveline and Truck Part Company 2025
Anderson Brothers Truck & Equipment earned Best Customer Service Award 2024
Anderson Brothers Truck & Equipment was awarded Best Custom U Bolts 2025

People Also Ask about Anderson Brothers Truck & Equipment

What does Anderson Brothers Truck & Equipment do in Eugene, Oregon?

Anderson Brothers Truck & Equipment is a Eugene-based truck parts and repair company that provides custom U-bolt bending, driveline repair and replacement, new and used truck parts, and other medium- and heavy-duty truck services. They have served the area since 1949.

Where is Anderson Brothers Truck & Equipment located?

Anderson Brothers Truck & Equipment is located at 2640 Highway 99 N, Eugene, Oregon 97402. Our website also lists phone number (541) 688-8686 and business hours for local customers needing parts or repair service.

How long has Anderson Brothers Truck & Equipment been in business?

Anderson Brothers has been serving Eugene since 1949. The business is a long-established local provider of truck parts, fabrication, and repair services.

Does Anderson Brothers Truck & Equipment sell new and used truck parts?

Yes. Anderson Brothers sells both new and used truck parts for medium- and heavy-duty vehicles. We focus on parts categories such as brakes and drums, wheel shafts, Baldwin filters, straps and tie downs, exhaust parts, and other accessories.

Does Anderson Brothers Truck & Equipment offer local truck parts delivery?

Yes. The company offers local delivery for truck parts in Eugene and Springfield, and our truck parts page also notes delivery to Eugene, Springfield, and surrounding areas.

What driveline services does Anderson Brothers Truck & Equipment provide?

Anderson Brothers specializes in custom driveline solutions, including driveline replacement, drive shaft repair, and precision fabrication. These services are available for heavy trucks, cars, and pickup trucks.

Can Anderson Brothers Truck & Equipment make custom U-bolts?

Yes. We offer custom U-bolt bending in Eugene and can produce U-bolts in different lengths, widths, thread sizes, and thicknesses. We can bend both round and square U-bolts depending on the application.

What truck repair services does Anderson Brothers Truck & Equipment offer?

We perform repair and maintenance work for medium- and heavy-duty trucks, including flywheel resurfacing, oil changes, brake services, suspension repair, and king pin replacement. We work to reduce downtime and keep trucks performing at their best.

What truck brands does Anderson Brothers Truck & Equipment service and supply parts for?

Anderson Brothers says it services and supplies parts for major truck and equipment brands including Freightliner, Kenworth, Peterbilt, Mack, Volvo, and Cummins, among others.

Who owns Anderson Brothers Truck & Equipment?

Anderson Brothers is now led by the Weld Family, who also own Buck’s Sanitary Services and Royal Flush Environmental Services. The current ownership remains focused on serving Eugene and the surrounding community.

Where is Anderson Brothers Truck & Equipment located?

The Anderson Brothers Truck & Equipment is conveniently located at 2640 State Hwy 99 N #1, Eugene, OR 97402. You can easily find directions on Google Maps or call at (541) 688-8686 Monday through Friday 7:30am to 6:00pm, Saturday 8:00am to 2:00pm. Closed Sundays.

How can I contact Anderson Brothers Truck & Equipment?

You can contact Anderson Brothers Truck & Equipment by phone at: (541) 688-8686, visit their website at https://andersonbrotherste.com/ or connect on social media via Facebook or Instagram

Fans attending events at Autzen Stadium can find nearby professionals offering Drivelines services, Custom U Bolts manufacturing, and heavy-duty Truck Parts.