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!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Winters Aluminum Drive Flange 2-7/8 Wide 5 Rear Hub 5-Bolt 24 Spline WIN3698
WINTERS
$102.99If you're running a Wide 5 rear end, your drive flange needs to match the precision and reliability of the rest of your drivetrain. The Winters Aluminum Drive Flange delivers the lightweight...WIN3698- SKU:
- WIN3698
- Availability:
- Ships Same Business Day
- Weight:
- 1.33 LBS
- MFG Part #:
- 3698
$102.99 -
Winters Differential Carrier 2nd Gen TrackStar Aluminum End Cap Steel 10 in Quick Change WIN3224-01
WINTERS
$1,940.99If you're running a Winters 10-inch quick change rear end, the differential carrier is your foundation for consistent power delivery and predictable handling under load. This 2nd Gen TrackStar unit...WIN3224-01- SKU:
- WIN3224-01
- Availability:
- Ships Same Business Day
- Weight:
- 24.10 LBS
- MFG Part #:
- 3224-01
$1,940.99 -
Winters Drive Flange 5 x 4.75 24 Spline Steel Black Oxide 1680-475
WINTERS
$97.99The Winters Drive Flange 1680-475 is the foundation of a reliable drivetrain setup, transferring power directly from your differential to your wheels with precision-engineered geometry. Built from...WIN1680-475- SKU:
- WIN1680-475
- Availability:
- Ships Same Business Day
- Weight:
- 2.89 LBS
- MFG Part #:
- 1680-475
$97.99Qty in Cart: 0Quantity:Price:$97.99Subtotal: -
Winters Side Bell 10in 6 Rib Right Hand with Inspection Plug WIN1663-01B
WINTERS
$288.99If you're running a Winters 10-inch Quick Change rear end, a quality side bell is essential to maintaining axle integrity and accessibility. The Winters Side Bell gives you a robust,...WIN1663-01B- SKU:
- WIN1663-01B
- Availability:
- Ships Same Business Day
- Weight:
- 10.93 LBS
- MFG Part #:
- 1663-01B
$288.99 -
Winters aluminum 8-bolt thin flange axle tube 29-inch 16-bolt thin flange 2-inch GN black anodized 1400A-29
WINTERS
$307.99If you're building a lightweight rear end for road racing or circle track competition, you need an axle housing that won't compromise on strength or precision fitment. The Winters 1400A-29 aluminum...WIN1400A-29- SKU:
- WIN1400A-29
- Availability:
- Ships Same Business Day
- Weight:
- 6.96 LBS
- MFG Part #:
- 1400A-29
$307.99 -
Winters 2in GN 8-Bolt Spindle 1.5 Camber 5x5 Bolt-On Snout WIN1384-15
WINTERS
$199.99If you're running a rear axle setup that demands precision geometry and bulletproof durability, the Winters 2in GN 8-Bolt Spindle delivers exactly what you need. The factory-set 1.5-degree camber...WIN1384-15- SKU:
- WIN1384-15
- Availability:
- Ships Same Business Day
- Weight:
- 3.68 LBS
- MFG Part #:
- 1384-15
$199.99 -
Winters Side Bell 10in 8-Rib RH Aluminum with Inspection Plug WIN12083
WINTERS
$328.99If you're running a Winters 10-inch Quick Change rear end, the quality of your side bell directly impacts both performance and reliability under load. This aluminum side bell features an 8-rib design...WIN12083- SKU:
- WIN12083
- Availability:
- Ships Same Business Day
- Weight:
- 15.00 LBS
- MFG Part #:
- 12083
$328.99Qty in Cart: 0Quantity:Price:$328.99Subtotal: -
On Sale
Wehrs Clamp Ring 3in ID 1in Wide Steel WEHWM200-23
WEHRS MACHINE
MSRP: $21.99Now: $21.00Was: $21.99If you're running a custom exhaust, intercooler piping, or radiator hose setup, you need a reliable clamp ring that won't slip under vibration or thermal cycling. The Wehrs WM200-23 delivers the...WEHWM200-23- SKU:
- WEHWM200-23
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- MFG Part #:
- WM200-23
MSRP: $21.99Now: $21.00Was: $21.99 -
Steel Driveshaft 2in Dia 38-1/2in Long WDSS295385
WILES RACING DRIVESHAFTS
$209.25A quality driveshaft is the backbone of reliable power transfer from engine to wheels—weak or worn components will rob you of performance and create dangerous vibration at speed. The Steel Driveshaft...WDSS295385- SKU:
- WDSS295385
- Availability:
- Ships Same Business Day
- Weight:
- 12.35 LBS
- MFG Part #:
- S295385
$209.25Qty in Cart: 0Quantity:Price:$209.25Subtotal: -
Steel Driveshaft 2in Dia 38in Long WDSS295380
WILES RACING DRIVESHAFTS
$213.56A quality driveshaft is the backbone of reliable power transfer from your transmission to the rear axle—any flex, imbalance, or play directly impacts acceleration, handling, and component longevity...WDSS295380- SKU:
- WDSS295380
- Availability:
- Ships Same Business Day
- Weight:
- 11.70 LBS
- MFG Part #:
- S295380
$213.56Qty in Cart: 0Quantity:Price:$213.56Subtotal: -
Steel Driveshaft 2in Dia 32-1/2in Long WDSS283325
WILES RACING DRIVESHAFTS
$189.99A quality driveshaft is fundamental to reliable power transfer from your transmission to the rear axle—any imbalance or weakness here directly compromises acceleration, handling, and safety. This...WDSS283325- SKU:
- WDSS283325
- Availability:
- Ships Same Business Day
- Weight:
- 9.00 LBS
- MFG Part #:
- S283325
$189.99Qty in Cart: 0Quantity:Price:$189.99Subtotal: -
Steel Driveshaft 2in Dia 31-1/2in Long WDSS283315
WILES RACING DRIVESHAFTS
$189.99A quality driveshaft is the backbone of reliable power transfer from your transmission to the rear axle—any flex or vibration directly impacts performance and can lead to costly drivetrain damage...WDSS283315- SKU:
- WDSS283315
- Availability:
- Ships Same Business Day
- Weight:
- 10.80 LBS
- MFG Part #:
- S283315
$189.99Qty in Cart: 0Quantity:Price:$189.99Subtotal: -
C/F Driveshaft 3-1/4in Dia 37-1/2in Long WDSCF325375
WILES RACING DRIVESHAFTS
$794.99A quality driveshaft is fundamental to transferring engine power efficiently to the wheels without vibration or flex. This carbon fiber construction delivers a significant weight reduction compared...WDSCF325375- SKU:
- WDSCF325375
- Availability:
- Ships Same Business Day
- Weight:
- 8.80 LBS
- MFG Part #:
- CF325375
$794.99Qty in Cart: 0Quantity:Price:$794.99Subtotal: -
C/F Driveshaft 2-1/4in Dia 38in Long WDSCF225380
WILES RACING DRIVESHAFTS
$794.99Shed rotational mass and improve acceleration response with a carbon fiber driveshaft engineered for high-performance applications. This lightweight alternative to steel delivers the same strength...WDSCF225380- SKU:
- WDSCF225380
- Availability:
- Ships Same Business Day
- Weight:
- 8.05 LBS
- MFG Part #:
- CF225380
$794.99Qty in Cart: 0Quantity:Price:$794.99Subtotal: -
C/F Driveshaft 2-1/4in Dia 32in Long WDSCF225320
WILES RACING DRIVESHAFTS
$794.99A carbon fiber driveshaft reduces rotational mass and inertia, directly improving acceleration response and overall drivetrain efficiency. Whether you're building a high-horsepower street machine or...WDSCF225320- SKU:
- WDSCF225320
- Availability:
- Ships Same Business Day
- Weight:
- 9.85 LBS
- MFG Part #:
- CF225320
$794.99Qty in Cart: 0Quantity:Price:$794.99Subtotal: -
Clutch Assy.Less Disc 67-003HG
TILTON
$811.75For serious racers pushing high horsepower and demanding consistent engagement under extreme conditions, the Tilton OT-III dual-disc clutch delivers the clamping force and reliability required in...TIL67-003HG- SKU:
- TIL67-003HG
- Availability:
- Ships Same Business Day
- Weight:
- 5.34 LBS
- MFG Part #:
- 67-003HG
$811.75 -
Clutch Press Plate Steel 66-118UHR
TILTON
$157.25If you're running a high-revving engine with serious clutch demands, this ultra-high ratio pressure plate delivers the clamping force needed for consistent engagement and reliable power transfer...TIL66-118UHR- SKU:
- TIL66-118UHR
- Availability:
- Ships Same Business Day
- Weight:
- 1.67 LBS
- MFG Part #:
- 66-118UHR
$157.25 -
Clutch Pack Twin Disc 64185-2-AA-36
TILTON
$238.00If you're running a high-demand motorsports application that requires precise power delivery and minimal slippage under load, a twin-disc clutch setup is essential for maximizing grip and durability...TIL64185-2-AA-36- SKU:
- TIL64185-2-AA-36
- Availability:
- Ships Same Business Day
- Weight:
- 2.60 LBS
- MFG Part #:
- 64185-2-AA-36
$238.00Qty in Cart: 0Quantity:Price:$238.00Subtotal: -
Release Bearing Only 62-002
TILTON
$57.80A worn or failing throwout bearing compromises clutch engagement and can lead to costly transmission damage if left unaddressed. This Tilton replacement bearing delivers the precision fit and...TIL62-002- SKU:
- TIL62-002
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MFG Part #:
- 62-002
$57.80Qty in Cart: 0Quantity:Price:$57.80Subtotal: -
31 Spline Aluminum Spool Standard 2401
TIGER QUICK CHANGE
$438.99A quality spool is the foundation of any reliable differential setup, and the 31 Spline Aluminum Spool Standard 2401 delivers the lightweight strength you need for consistent power delivery on the...TIG2401- SKU:
- TIG2401
- Availability:
- Ships Same Business Day
- Weight:
- 5.80 LBS
- MFG Part #:
- 2401
$438.99
