Drivetrain
Circle Track Drivetrain Parts: Transmissions, Clutches & Shifters for IMCA Racing at JJ Motorsports
Transfer power efficiently in your circle track racer with premium drivetrain components from JJ Motorsports. Our selection includes transmissions, clutches, shifters, differentials, bellhousings, and more, designed for superior performance, durability, and quick shifts in late models, modifieds, street stocks, and IMCA dirt racing. These high-quality parts ensure reliable power delivery and endurance under competitive track conditions.
Shop trusted brands like Winters Performance and Maxima Racing Oils. Explore related categories such as circle track chassis components for frame upgrades or circle track brakes for stopping power.
Top Circle Track Drivetrain Products
- Winters Falcon LM Transmission 2-Speed Manual Aluminum Case 18 Spline Input WIN60100 – High-performance 2-speed manual transmission for late model racing, with aluminum case, internal hydraulic clutch, IMCA approved for Stock Car, Modified, and Late Model classes; includes crankshaft coupler, 2.4:1 low gear, 1:1 high, reverse, 18 spline input, 27 spline output, 21-5/8" length, and 43 lbs weight.
- 2-Lever Floor Mount Shifter Assembly - Black Aluminum for IMCA UMP Racing – Durable shifter for IMCA and UMP racing, made from high-quality aluminum with black anodized finish; weighs 2 lbs, includes hardware for quick installation, and offers universal fit for efficient gear changes.
- Chevy Clutch Hydraulic Release Throwout Bearing Kit - Racing – Upgrades drivetrain with easy installation; includes hydraulic release bearing, CNC-machined housing, anti-rotation studs, adjusting lock nuts, AN Teflon-lined hose, and adapter fittings; compatible with Chevrolet, BOP, GMC manual transmissions and 5.5-7.25" racing clutches; features fail-safe design and lower pedal effort.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
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Coleman 3" OD Steel Driveshaft w/ 1310 U-Joints (select length)
COLEMAN MACHINE
$335.00A quality driveshaft is the backbone of reliable power transfer in any high-performance build. The Coleman 3" OD steel driveshaft delivers the precision engineering and durability demanded by racers who can't afford mid-race failures. Built with 1310...- Availability:
- Usually ships within 48 hours
- Weight:
- 8.00 LBS
- U-joints:
- Included
- U-joint style:
- 1310
- Length:
- 30"-60"
- Material:
- Steel
- Outside Diameter:
- 3" Inch
- Balanced:
- Yes
$335.00 -
Universal Clutch Hydraulic Line Kit with -4 AN Fittings
J J MOTORSPORTS
$63.67A quality hydraulic clutch line is fundamental to responsive pedal feel and reliable clutch engagement under racing conditions. Factory lines are prone to ballooning under pressure, leading to mushy pedal response and inconsistent shifts—a liability at...234-9016- SKU:
- 234-9016
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
$63.67 -
Rear End Reservoir Filler Tank - 10AN Outlet for IMCA USTMS Racing
J J MOTORSPORTS
$47.95Proper rear-end fluid management is critical for maintaining consistent lubrication and cooling during sustained racing. This reservoir filler tank integrates seamlessly into IMCA and USTMS-compliant setups, giving you reliable fluid circulation without...RCCH-7015- SKU:
- RCCH-7015
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
$47.95 -
2-Lever Floor Mount Shifter Assembly - Black Aluminum for IMCA UMP Racing
J J MOTORSPORTS
$72.95Consistent, predictable gear engagement is non-negotiable in IMCA and UMP competition—this 2-lever floor mount shifter delivers mechanical precision when it matters most. The direct linkage and solid aluminum construction eliminate slop and delay, giving...RCDR-5204- SKU:
- RCDR-5204
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
$72.95 -
Chevy Clutch Hydraulic Release Throwout Bearing Kit - Racing
J J MOTORSPORTS
$144.95Hydraulic clutch actuation eliminates the complexity and inconsistency of mechanical linkage while reducing pedal effort—critical advantages in high-rpm racing where clutch control directly impacts lap times. This complete kit delivers CNC-machined...RCDR-5208- SKU:
- RCDR-5208
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
$144.95 -
Quick Change Rear End Fill Tank Kit - 10 AN Fittings with Valvoline 80W-90 (4 QT) Oil
J J MOTORSPORTS
$174.95Quick change rear-end maintenance demands efficiency and reliability—this kit eliminates guesswork by providing everything needed to keep your differential properly filled and serviced between races. The deck-mount design offers convenient access without...RCCH-7019- SKU:
- RCCH-7019
- Availability:
- Ships Same Business Day
- Weight:
- 5.00 LBS
$174.95 -
Quick Change Rear End Fill Tank Kit - 10 AN Fittings with Lucas 85w-140 (4 QT) Racing Oil
J J MOTORSPORTS
$174.95Maintaining consistent rear-end oil levels during competition is critical to gear longevity and differential performance—this kit eliminates guesswork with a dedicated, trackside fill system. The 10 AN quick-change design integrates seamlessly into most...RCCH-7018- SKU:
- RCCH-7018
- Availability:
- Ships Same Business Day
- Weight:
- 5.00 LBS
$174.95 -
Quick Change Rear End Fill Tank Kit - Deck Mount with 10 AN Fittings for IMCA USRA Racing
J J MOTORSPORTS
$129.95Maintaining consistent rear-end fluid levels under racing conditions is critical for performance and longevity—this deck-mounted fill tank kit eliminates guesswork and pit-stop delays. The 10 AN push-lock fittings and pre-assembled Aeroquip hose mean...RCCH-7017- SKU:
- RCCH-7017
- Availability:
- Ships Same Business Day
- Weight:
- 5.00 LBS
$129.95 -
Quick Change Rear End Fill Tank Kit - 10 AN Fittings with Bulldog 75w90 Oil (1 Gal)
J J MOTORSPORTS
$204.95Keeping your quick change rear-end properly filled during competition is critical to gear longevity and consistent performance. This deck-mount fill tank kit eliminates guesswork by giving you a dedicated, accessible reservoir for quick oil top-offs...RCCH-7016- SKU:
- RCCH-7016
- Availability:
- Ships Same Business Day
- Weight:
- 5.00 LBS
$204.95 -
Rear End Quick Change Fitting for Filler Tank – Aluminum, Black
J J MOTORSPORTS
$22.95If you're running a quick-change rear end with a filler tank system, you need a fitting that handles both function and durability without compromise. This aluminum rear-end quick change fitting replaces your inspection plug with a dedicated -20 AN to -10...RCCH-008- SKU:
- RCCH-008
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$22.95 -
Coleman 2-1/2" OD Steel Driveshaft w/1310 U-Joints (select length)
COLEMAN MACHINE
$315.00A quality driveshaft is fundamental to reliable power delivery in any racing application. Coleman's 2-1/2" O.D. steel driveshaft combines proven durability with factory-balanced precision, eliminating vibration issues that can compromise performance and...- Availability:
- Usually ships within 48 hours
- Weight:
- 7.00 LBS
- u-joints:
- included
- u-joint style:
- 1310
- length:
- 30"-50"
- material:
- steel
- outside diameter:
- 2.5" Inch
- balanced:
- Yes
$315.00 -
Strange Oval Axle 31 Spline 36.0in 1.200in OD AGY12003600-2
STRANGE OVAL
$320.99If you're building a high-performance oval track racer, your axle shaft is critical to translating engine power to the pavement without flex or failure. The Strange Oval Axle delivers the strength and precision needed for consistent launch feel and...SOTAGY12003600-2- SKU:
- SOTAGY12003600-2
- Availability:
- Ships Same Business Day
- Weight:
- 9.71 LBS
$320.99 -
PEM 9in Gear Full Spool 6.50 Ratio New Center Section CSFS65031
PEM
$718.99A full spool locks both rear wheels together for maximum traction during hard acceleration and cornering, eliminating wheel spin and delivering consistent power to the track. The PEM 9-inch center section with a 6.50 gear ratio is built for serious drag...PEMCSFS65031- SKU:
- PEMCSFS65031
- Availability:
- Ships Same Business Day
- Weight:
- 40.00 LBS
$718.99 -
DMI EZ Series Tube Base Only RRC-5400
DIVERSIFIED MACHINE
$199.99The DMI EZ Series Tube Base provides a lightweight, corrosion-resistant foundation for custom exhaust and tuning applications where durability meets precision engineering. Built from aluminum and gold anodized for extended longevity, this bolt-on...DMIRRC-5400- SKU:
- DMIRRC-5400
- Availability:
- Ships Same Business Day
- Weight:
- 5.11 LBS
$199.99 -
Allstar Performance 9in Floater Bare Housing 2.5in GN Snouts 60in Ctr ALL68822
ALLSTAR PERFORMANCE
$499.99A solid 9-inch floater housing is the foundation of any serious rear-axle setup, and this Allstar Performance unit delivers the strength and precision you need for high-demand racing applications. The 60-inch centered width accommodates modern...ALL68822- SKU:
- ALL68822
- Availability:
- Ships Same Business Day
- Weight:
- 51.20 LBS
$499.99 -
Allstar Performance Yoke QC 10spl Cast Steel 1310 U-Joint ALL68385
ALLSTAR PERFORMANCE
$59.99Quick-change pinion yokes are essential for serious racers and high-performance builders who demand reliable power delivery without compromise. This Allstar Performance casting provides the strength and precision fit needed to handle aggressive...ALL68385- SKU:
- ALL68385
- Availability:
- Ships Same Business Day
- Weight:
- 2.39 LBS
$59.99 -
Winters Falcon Transmission Rebuild Kit Clutch Frictions Steels Gaskets Seals WIN62822-2
WINTERS
$122.99If you're rebuilding a Falcon Late Model transmission, a quality rebuild kit is non-negotiable—it's the difference between a transmission that lasts a season and one that lasts years. The Winters Falcon Transmission Rebuild Kit WIN62822-2 delivers all...WIN62822-2- SKU:
- WIN62822-2
- Availability:
- Ships Same Business Day
- Weight:
- 1.46 LBS
- MFG Part #:
- 62822-2
$122.99 -
Winters aluminum tailshaft housing for Falcon transmission 61877
WINTERS
$389.99If you're running a Falcon transmission in a high-performance application, the tailshaft housing is critical to maintaining seal integrity and preventing fluid loss under load. Winters' aluminum construction reduces rotational mass while delivering the...WIN61877- SKU:
- WIN61877
- Availability:
- Ships Same Business Day
- Weight:
- 11.10 LBS
- MFG Part #:
- 61877
$389.99 -
Winters Falcon Roller Slide Transmission 10 Spline Input Aluminum Case WIN60120B
WINTERS
$2,672.99The Winters Falcon Roller Slide Transmission delivers the precision and reliability required for competitive drag racing and dedicated bracket racing applications. With its lightweight aluminum case, internal hydraulic clutch, and straightforward...WIN60120B- SKU:
- WIN60120B
- Availability:
- Ships Same Business Day
- Weight:
- 53.50 LBS
- MFG Part #:
- 60120 w/80111 option
$2,672.99 -
Winters 5 x 5 Drive Flange 24 Spline Steel Black Oxide WIN1680
WINTERS
$91.99If you're running a Winters rear hub setup, the drive flange is your critical link between axle and wheel—get it wrong, and you're risking wheel slip or catastrophic failure under load. This Winters 5 x 5 flange delivers the precision fitment and robust...WIN1680- SKU:
- WIN1680
- Availability:
- Ships Same Business Day
- Weight:
- 2.68 LBS
- MFG Part #:
- 1680
$91.99
