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Don't ignore the signs! A clunking and clanging noise, intense vibrations at accelerated speeds ... it could be an indication of a failing U-joint. If that's the diagnosis, here is the solution--replace it with one of our Summit Racing Equipment® U-joints. These drivetrain components are engineered from quality materials to meet or exceed OE standards, and are available in applications with forged and case-hardened alloy steel crosses for lasting service life. The bearing cups are case-hardened for strength and durability, and superior seals help keep contaminants out and allow for proper lubrication. Plus, a grease fitting in the cross body allows for easy maintenance. Select your part application and install it to avoid complete U-joint failure--problem solved!
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$20.99
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$34.99
Having driveshaft difficulty can affect your ride, response, and acceleration feel. Summit Racing™ weld-in driveshaft yokes can help you get that U-joint back up to performance level. They are weld-in Spicer 1350 U-joints, so welding is required for proper installation. Keep your vehicle riding true and enjoy improved driveshaft performance with a fresh yoke on that beast of a machine.
( 2 )
$43.99
If you're losing torque due to a worn-out drive chain, you'll be surprised at how JR Race Car Regina Gold chains will improve your ride. These highly renowned motorcycle chains will make your bike run smoothly and quietly, as well as restore torque. They were designed and developed to achieve the highest strength and lowest weight yet have outstanding wear resistance for demanding applications and gold outer plates. Replacement master links are also available and can be taken apart with a pair of plyers for easy repairs, no chain brake tool is needed to remove chain to change sprockets.
( 5 )
$48.36
JR Race Car has Jr. Dragster sprockets to get you moving. Their high-strength steel front sprockets are for #35 or #415 chain. JRC rear sprockets are hard-anodized aluminum material. Each half is precision-machined so two together mount straight and flat. And each half is lightened for less weight and is labeled with its size for an easier matchup. Get the power to the ground with JR Race Car has Jr. Dragster sprockets.
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$29.36
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$38.54
JR Race Car billet sprocket hubs are the ultimate in reliability and accuracy. Each hub is carefully machined to close tolerance to eliminate unwanted runout—a problem which causes chain drag, slows you down, can create inconsistent ET's and premature chain and sprocket wear. These Jr. Dragster and karting components are replacements that ensure performance in every race.
Not Yet Reviewed
$38.60
JR Race Car Pro front sprockets are hardened and honed for superior quality. Manufactured in-house, the teeth of these sprockets are located in the center for symmetry, and they're radiused for smooth operation unlike any other you'll find today. Pro sprockets have full keyways cut for superior contact on your jackshaft. Transfer power like a pro, get JR Race Car Pro front sprockets.
Not Yet Reviewed
$30.64
Tanner Racing triangle sprockets are designed to fit all triangle-style quick-change hubs. The sprockets feature a lightweight, heat-treated aluminum construction, CNC-machined for accuracy, with a special tooth design for easy pick and release. Order the sprocket designed to fit your application.
Not Yet Reviewed
$26.68
Powersports chain rollers are parts you know will eventually need to be changed out--simply because of the job they perform. All Balls Racing has a full line of direct replacement chain rollers for upper and lower-position OEM designs. Most feature inboard precision ball bearings with two rubber seals, and a double lip outer mechanical seal to protect the bearings from dirt and water. They're cast from 98 Durometer polyurethane for durability and come available in various dimensions to fit motorcycles and ATV/UTV makes, such as Kawasaki, Suzuki, Yamaha, Honda®, Arctic Cat, and Polaris. Color options on some All Balls Racing chain rollers include black, blue, red, and clear.
Not Yet Reviewed
$20.82
All Balls U-joints are cold-forged from SCM-415 steel with HRC58-61 case-hardened and precision-ground journals for extra fortitude. The bearing cups feature a quad lip seal and centrally located grease Zerk and channels to evenly distribute grease and keep contaminants out. The U-joints are pre-greased with high-temperature Lithium Complex 3 grease—and a cap plug is included to eliminate grease Zerk in low-clearance applications. Replace the old, with the new high-quality All Balls Racing U-joint kits.
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$24.60
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$39.61
The last thing on your mind should be the reliability of the basic mechanics of your bike or ATV. These D.I.D Racing Chain standard non-O-ring chains were designed with quality in mind. These chains feature low-friction and long-wearing designs and are manufactured from a durable steel alloy. The chains will provide the extra strength you require to aggressively attack the trails or track. Plus, D.I.D Racing Chain standard non-O-ring chains come in different lengths and sizes to fulfill your requirements. Simply stated, these reliable D.I.D Racing Chain standard non-O-ring chains are the perfect combination of form, fit, and function.
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$27.99
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$54.99
All Balls Racing center support bearing kits outperform OEM. They are more aggressive and will keep dirt and water out of the bearing better. Give your driveshaft the support it needs; upgrade your factory bearings to All Balls Racing center support bearing kits for greater longevity and performance.
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$41.04
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$55.26
The last thing on your mind should be the reliability of the basic mechanics of your bike or ATV. These D.I.D Racing Chain super non-O-ring NZ series chains were designed with quality in mind. These chains feature low-friction and long-wearing designs and are manufactured from a durable steel alloy. The chains will provide the extra strength you require to aggressively attack the trails or track. Plus, D.I.D Racing Chain super non- O-ring NZ series chains come in different lengths and sizes to fulfill your requirements. Simply stated, these reliable D.I.D Racing Chain super non-O-ring NZ series chains are the perfect combination of form, fit, and function.
Not Yet Reviewed
$36.99
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$52.99
The last thing on your mind should be the reliability of the basic mechanics of your bike or ATV. These D.I.D Racing Chain heavy-duty non-O-ring chains were designed with quality in mind. These chains feature low-friction and long-wearing designs and are manufactured from a durable steel alloy. The chains will provide the extra strength you require to aggressively attack the trails or track. Plus, D.I.D Racing Chain heavy-duty non-O-ring chains come in different lengths and sizes to fulfill your requirements. Simply stated, these reliable D.I.D Racing Chain heavy-duty non-O-ring chains are the perfect combination of form, fit, and function.
Not Yet Reviewed
$38.99
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$47.99
Made from steel, Moroso's u-joint Straps have a unique design which provides more bearing surface for the universal joint bearing cap. The result is greater strength compared to conventional girdles.
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$29.99
Renthal ultralight front sprockets epitomize what a premium motocross sprocket should be. Renthal's iconic 'ultralight' lightening pattern reduces unnecessary weight and disperses chain load. Precision CNC-machining results in extremely close tolerances. These front chainwheels are made from case-hardened nickel chromoly steel and are then finished with surface coatings to reduce wear and increase drivetrain life. Furthermore, machined self-cleaning grooves in between each tooth resists dirt and mud build-up that would otherwise be trapped between the chainwheel and the chain. Renthal motocross front sprockets are simply the finest front chainwheels on the market today, and why they are the number one choice used by many of the world's premier athletes and race teams.
Not Yet Reviewed
$39.56
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$53.06
TCI U-joints are specifically designed for today's demands in drag racing, off-road, and performance applications. They feature a solid body design, heat-treated forged material construction, and eliminated grease fittings to reduce the chance of structural breakage in the body. TCI U-joints are pre-greased sealed units, pre-packed for life with synthetic Lithium grease to provide extra friction reduction and temperature resistance. The special PTFE coated nitrile rubber outer seals are designed to reduce failure and leakage like standard U-joints. The bearing surfaces have been precision-ground and finished to allow the U-joint to run true and ensure accurate fit to the transmission yoke. Looking for maximum reliability and durability? Try one of these TCI U-joints to get the job done.
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$57.95
Renthal R1 Works drive chains afford your dirt bike lightweight strength with maximum power transfer. These high-strength chains offer excellent impact load resistance to deal with the stress of motocross and off-road racing. They are non-O-ring and are available in 420, 428, and 520 pitch. These are the best chains for any sprocket, but match them with Renthal chainwheels and you'll experience pure power and precision at your rear wheel. The fact is, whether you're racing or weekend riding, you'll love Renthal R1 Works drive chains. Features and benefits: * Shot-peened alloy steel side plates * Chamfered inner links--reduce the chance of derailment * Extended bushings--reduce friction and maximize power output * Chromised bearing pins--excellent wear resistance * Gold color side plates--prevent corrosion
Not Yet Reviewed
$49.01
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$52.61
Renthal Ultralight rear sprockets will withstand the rigors of supercross, motocross, and enduro racing. Manufactured to extremely tight tolerances, they are 66 percent lighter than steel, and yet incredibly durable. Renthal uses computer-aided design, high-strength specially enhanced 7075 T-6 aluminum alloy, and CNC-machining to produce sprockets that are high-strength, hard-wearing, and offer the maximum reduction of unsprung weight at the rear wheel for maximum power transfer. They've also added self-cleaning mud grooves between every tooth on both sides to prevent dirt buildup. Shouldn't you choose the sprockets chosen by more factory race teams? Join a winning team and install Renthal Ultralight rear sprockets.
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$39.56
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$43.61
Clearance
Available for all racing applications, Sunstar Works Triplestar aluminum rear sprockets are the longest lasting aluminum rear sprockets available. They are manufactured from aerospace-grade 7075-T6 aluminum and are computer-designed with weight reduction holes for lightness and stability. Their exclusive tooth-valley design provides up to 50 percent more chain contact area than other aluminum sprocket brands and their hard anodized coating provides added durability and an eye-catching finish. Mark your calendar--the racing aftermarket segment has been changed forever, thanks to Sunstar Works Triplestar aluminum rear sprockets.
Not Yet Reviewed
$81.99
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$89.99
$33.50
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$37.50
Clearance
ProTaper MX RS (Race Spec) rear sprockets are the ultimate choice for motocross performance. Constructed from 7075 T-6 heat-treated aluminum, these sprockets are precision CNC-machined to the strictest quality standards. They feature a proprietary mud groove design that results in 44 percent more tooth surface area, which dramatically increases sprocket life. Their deep-penetrating anodized finish is durable and looks great, too! The number of teeth is laser-etched onto each MX RS sprocket for easy identification. Outlast the competition with ProTaper MX RS (Race Spec) rear sprockets!
Not Yet Reviewed
$89.99
$39.50
The world's fastest racers are driven by EK Chain Supercross and Motocross chains. Take the Factory Connection racing team, for instance. Every one of their winning riders in the 125 and 250cc class proudly run these EK chains. The links utilize CRH connecting pin treatment, providing an extremely hard outside coating and a softer inside to increase strength and reduce chain wear. Size, strength, and finish options are available to fit your bike.
Not Yet Reviewed
$40.34
On Sale
Yukon Gear & Axle pinion yoke spacer kits include support parts for your Ford 9 in. yoke allowing you to install short Daytona or Race-style yokes in a stock pinion support.
Not Yet Reviewed
$24.99
$21.24
Renthal grooved front sprockets are simply the finest front chainwheels on the market today. They are designed to offer excellent durability with a lightweight design which delivers maximum power transfer. Each sprocket is CNC-machined from cased hardened and core refined 655M13 nickel chromium steel. Mud grooves are then CNC-machined into each tooth on both sides of these components to allow mud to flow away from the key contact points between the chain and the sprocket. This unique design helps reduce wear and can dramatically increase the lifespan of your drivetrain. Maximize your performance with the ultimate front sprockets from Renthal.
Not Yet Reviewed
$31.46
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$43.16
Acerbis chain sliders fit like OEM, but last longer and look better! They're made of ultra-durable polyurethane and they preserve your chain and swingarm with their smooth-as-butter surface, practically eliminating unwanted friction. These flexible but strong sliders are easy to install and function just as expected. Plus, they're available in colors to match your bike. Don't spend more, spend smart--purchase Acerbis chain sliders for replacements on your bikes.
Not Yet Reviewed
$28.01
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$37.36
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