More Power in Every Purchase - Join the Summit Rewards Program Today!

More Power in Every Purchase - Join the Summit Rewards Program Today!

Beef up Your Bronco With These Deals - Shop Now!

JR Race Car Transmission & Drivetrain

Part Groups

Results 1 - 24 of 25

JR Race Car Shockwave O/D Stationary Sheaves

Shockwave clutches from JR Race Car provide superior performance and improved consistency, so when they need serviced JR also offers the replacement parts to do the job correctly and with confidence. JR Race Car Shockwave O/D stationary sheaves are quality components that will provide a stable surface for the belt to ride against, providing the proper performance required, just like the originals they are replacing.

Not Yet Reviewed

$156.46

JR Race Car Regina Gold Drive Chains

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.

5.0 out of 5 stars ( 5 )

$48.36

$53.77

JR Race Car Ultra Free Running Bearings

Reduce driveline drag with JR Race Car ultra free running bearings. These free-spinning units will help reduce drag and free-up horsepower. Get rolling with JR Race Car ultra free running bearings for the most power possible.

Not Yet Reviewed

$17.14

JR Race Car Jr. Dragster Drive Belts

Competitive racers may replace their drive belt each season—and they often depend on the model they're familiar and comfortable with. JR Race Car offers replacement belts for Jr. Dragsters in a wide variety of sizes. These durable radius-tooth drive belts will keep your Shockwave clutch system running at peak performance. If you're into youth drag racing, trust the reputation of JR Race Car parts to put you in the winner's circle.

5.0 out of 5 stars ( 2 )

$42.00

JR Race Car Billet Sprocket Hubs

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 Shockwave Clutch Removal Tools

JR Race Car Shockwave clutch removal tools are here for you when you need to remove your standard or overdrive spiders. These simple tools can make the whole project take a fraction of the time. When you need to service your Shockwave overdrive, JR Race Car clutch removal tools ease the pain.

Not Yet Reviewed

$19.44

$38.18

JR Race Car Jr. Dragster Sprockets

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.

5.0 out of 5 stars ( 3 )

$29.36

$55.14

JR Race Car Shockwave Clutch Hardware Kits

Keep that clutch up to racing standards with these JR Race Car Shockwave clutch hardware kits. They have the equipment needed to maintain worn parts on your clutch. Various kits are available with different components to help you keep your ride in peak performance.

5.0 out of 5 stars ( 1 )

$19.85

$23.15

JR Race Car Shockwave C-4 O/D Flyweight Kits

Properly engineered racing clutches need high performance replacement components. These JR Race Car Shockwave C-4 O/D flyweight kits replace your existing parts. They come available in various grams to fine-tune your high performance clutch. Whether you need to raise or drop weight to get your rpm to match, JR Race Car Shockwave flyweight kits have the parts for you.

5.0 out of 5 stars ( 1 )

$69.45

JR Race Car Shockwave Spiders

Freshen up your clutch performance with JR Race Car Shockwave spiders. These spider assemblies include the billet spider, roller bearings and roller bushings to help you keep your Shockwave clutch performing as it should.

Not Yet Reviewed

$196.69

JR Race Car Clutch Rollers

JR Race Car clutch rollers are available to maintain the performance of your Shockwave clutch. They offer roller bearings, roller bushings, and Helix rollers. Choose the roller options to best service your Jr. Dragster. Clutch roller options: * Roller bearings aka Big Black rollers, outer rollers, or plastic rollers are the torque transferring components of your clutch system, also one of the only common components between the Standard and the Overdrive Shockwaves. Kits include roller assemblies with bearings, washers, and nylock jam nuts. * Roller bushings aka steel rollers or flyweight rollers take all the force from the flyweights. One of the most durable components in the system, these are the most neglected components in the clutch. Kits include rollers with bushings, dowel pins, and button head cap screws. * Helix roller aka driven rollers or cam followers guide the Helix on the fixed sheave smoothly with as little wear as possible and provide a huge step in consistency and life. Available individually, they are pressed into the reverse driven clutch and often require a small rubber mallet to remove them.

Not Yet Reviewed

$45.03

$53.36

JR Race Car Driven Clutch Springs

Replace your worn-out clutch spring with JR Race Car driven clutch springs. They are available in various models and colors to fit most applications. Keep your clutch in peak performance and ready for the next race, with a new clutch springs.

5.0 out of 5 stars ( 1 )

$20.50

JR Race Car Jackshaft Locking Collars

Hold your jackshaft in place using JR Race Car jackshaft locking collars. They're manufactured from aluminum and feature a split design for easy installation. The collars are available in different diameters to fit your specific jackshaft and include mounting hardware.

5.0 out of 5 stars ( 1 )

$9.92

JR Race Car Shockwave Overdrive Clutch Springs

Don't chance not making it the next round due to a broken spring. Always carry a spare or two of JR Race Car Shockwave Overdrive clutch springs. They are primary springs designed for JR Race Car Shockwave Overdrive units. They're made from the finest materials available and come in a choice of colors.

Not Yet Reviewed

$41.38

JR Race Car Chain Master Links

JR Race Car has master links for various Regina Gold chain models. The clip-style links offer easy maintenance, since they can be taken apart with a pair of plyers—no chain-break tool is needed to remove the chain for sprocket changes. Order the master link designed to fit your application.

5.0 out of 5 stars ( 2 )

$4.28

$5.85

JR Race Car Shockwave Stationary Sheaves

Shockwave clutch not working as well as it should? Then freshen up your clutch with engineered performance replacement parts, such as these Shockwave stationary sheaves from JR Race Car.

Not Yet Reviewed

$154.45

JR Race Car Shockwave Overdrive Movable Bushings

Is your vehicle equipped with a clutch from the Shockwave line? Then congrats--it's hard to find a better clutch on the market. When routine maintenance is required, use only JR Race Car Shockwave Overdrive movable bushings--top-flight replacements for the movable shive on all Shockwave products.

5.0 out of 5 stars ( 1 )

$22.66

JR Race Car Clutch Shims

You've built the car and tuned your engine to race performance. Now, JR Race Car clutch shims will help you harness that power, while preventing any slips or issues with clutch engagement. Keeping all of your components in top form ensures that when you need that power, it's there and ready to be called forth on the track. Make sure that you get the launch you want with quality clutch shim kits from JR Race Car, available in a variety of sizes and quantities.

Not Yet Reviewed

$8.60

$10.90

JR Race Car Jackshaft Bearings

JR Race Car jackshaft bearings are designed to fit over your jackshaft. They feature steel roller construction for maximum smoothness under pressure.

5.0 out of 5 stars ( 1 )

$7.28

JR Race Car Reverse Driven Helixes

Get a better response when you shift with new JR Race Car reverse driven helixes. They are replacement components of the driven clutch responsible for the shifting responsiveness of your clutch.

Not Yet Reviewed

$63.39

JR Race Car Pro Jr. Dragster Sprockets

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

JR Race Car Clutch Belt Alignment Tools

When the time comes to install or update your Shockwave Spider, you'll need JR Race Car clutch alignment tools. They work on both standard and overdrive spiders and are great for removing the spider on the JR belt drive clutch. The JR Race Car clutch alignment tools will be your ace in the hole when working on this system.

Not Yet Reviewed

$6.48

JR Race Car Shockwave A-10 Flyweight Kits

JR Race Car Shockwave A-10 flyweight kits are your tuning tools for your standard Shockwave clutch. They're available in a variety of weights and each kit includes three flyweights and nuts. Control all aspects of your shifting with JR Race Car Shockwave A-10 flyweight kits.

Not Yet Reviewed

$69.45

JR Race Car Shockwave C-14 O/D Flyweight Kits

Replace your high performance racing clutch with these properly engineered components. JR Race Car Shockwave C-14 O/D flyweight kits replace your existing flyweight. They come available in various grams to fine-tune your high performance clutch. Whether you need to raise or drop weight to get your rpm to match, JR Race Car Shockwave flyweight kits have the parts for you.

Not Yet Reviewed

$69.45

Modal Header