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
-
Winters Aluminum Raptor Late Model Transmission Manual 2 Forward Speeds Reverse 10 Spline Input 27 Spline Output Aluminum Case Natural WIN60200
WINTERS
$2,078.99The Winters Aluminum Raptor Late Model Transmission is engineered for high-performance racing applications, offering two forward speeds and reverse. Its lightweight aluminum case ensures durability and efficient power transfer, making it a reliable...WIN60200- SKU:
- WIN60200
- Availability:
- Ships Same Business Day
- Weight:
- 41.10 LBS
- MFG Part #:
- 60200
$2,078.99Qty in Cart: 0Quantity:Price:$2,078.99Subtotal: -
Winters 37in 31 Spline Gun Drilled Steel Axle Shaft 5067G-37
WINTERS
$182.99Enhance your race car's performance with the Winters 37-inch 31 Spline Gun Drilled Steel Axle Shaft. Designed for durability and strength, this axle shaft features a 31 spline carrier and a 24 spline drive flange, ensuring a secure and reliable...WIN5067G-37- SKU:
- WIN5067G-37
- Availability:
- Ships Same Business Day
- Weight:
- 8.86 LBS
- MFG Part #:
- 5067G-37
$182.99Qty in Cart: 0Quantity:Price:$182.99Subtotal: -
Winters 36.5in Gun-Drilled Steel Axle 31 Spline Carrier 24 Spline Drive Flange WIN5067G-36.5
WINTERS
$182.99Enhance your race car's performance with the Winters 36.5-inch gun-drilled steel axle shaft. Designed for durability and strength, this axle features a 31-spline carrier and a 24-spline drive flange, ensuring a secure and reliable connection. The...WIN5067G-36.5- SKU:
- WIN5067G-36.5
- Availability:
- Ships Same Business Day
- Weight:
- 8.69 LBS
- MFG Part #:
- 5067G-36.5
$182.99Qty in Cart: 0Quantity:Price:$182.99Subtotal: -
Winters 36in 31 Spline Gun Drilled Steel Axle Shaft 5067G-36
WINTERS
$182.99Enhance your race car's performance with the Winters 36-inch 31 Spline Gun Drilled Steel Axle Shaft. Designed for high-strength applications, this axle shaft features a 31-spline carrier and a 24-spline drive flange, ensuring a secure and reliable...WIN5067G-36- SKU:
- WIN5067G-36
- Availability:
- Ships Same Business Day
- Weight:
- 8.69 LBS
- MFG Part #:
- 5067G-36
$182.99Qty in Cart: 0Quantity:Price:$182.99Subtotal: -
Winters 33in Axle 31 Spline Gun Drilled Steel 5067G-33
WINTERS
$182.99Enhance your race car's performance with the Winters 33-inch axle shaft. Designed for high-strength applications, this axle features a 31-spline carrier and a 24-spline drive flange, ensuring a secure and reliable connection. Constructed from durable...WIN5067G-33- SKU:
- WIN5067G-33
- Availability:
- Ships Same Business Day
- Weight:
- 8.00 LBS
- MFG Part #:
- 5067G-33
$182.99Qty in Cart: 0Quantity:Price:$182.99Subtotal: -
Winters 32in 31 Spline Gun Drilled Steel Axle Shaft 5067G-32
WINTERS
$182.99Enhance your race car's performance with the Winters 32-inch axle shaft, featuring a 31-spline carrier and 24-spline drive flange. Constructed from durable steel and finished in a natural color, this gun-drilled axle shaft offers both strength and weight...WIN5067G-32- SKU:
- WIN5067G-32
- Availability:
- Ships Same Business Day
- Weight:
- 7.68 LBS
- MFG Part #:
- 5067G-32
$182.99Qty in Cart: 0Quantity:Price:$182.99Subtotal: -
Winters 25.5in 31 Spline Gun Drilled Steel Axle WIN5067G-25.500
WINTERS
$182.99Enhance your race car's performance with the Winters 25.5-inch gun-drilled steel axle. Designed for high-strength and lightweight applications, this axle features a 31-spline carrier and a 24-spline drive flange, ensuring a secure and efficient...WIN5067G-25.500- SKU:
- WIN5067G-25.500
- Availability:
- Ships Same Business Day
- Weight:
- 6.55 LBS
- MFG Part #:
- 5067G-25.500
$182.99Qty in Cart: 0Quantity:Price:$182.99Subtotal: -
Winters Solid Axle 36in 31 Spline Carrier 24 Spline Drive Flange Steel Natural WIN5067-36
WINTERS
$131.99Enhance your race car's performance with the Winters Solid Axle 36in. Designed for durability and strength, this axle shaft features a 31 Spline Carrier and a 24 Spline Drive Flange, ensuring a secure and reliable connection. Constructed from...WIN5067-36- SKU:
- WIN5067-36
- Availability:
- Ships Same Business Day
- Weight:
- 12.41 LBS
- MFG Part #:
- 5067-36
$131.99Qty in Cart: 0Quantity:Price:$131.99Subtotal: -
Winters Aluminum Quick Change Yoke 1-3/8 in 32 Spline Dana 1310 Series Joint Stainless Sleeve 5038AS-32
WINTERS
$206.99This Winters Aluminum Quick Change Yoke is engineered for high-performance applications, featuring a 1-3/8-inch 32-spline lower shaft yoke compatible with Dana 1310 series joints. Constructed from durable aluminum and equipped with a stainless steel...WIN5038AS-32- SKU:
- WIN5038AS-32
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- MFG Part #:
- 5038AS-32
$206.99Qty in Cart: 0Quantity:Price:$206.99Subtotal: -
Winters thrust block steel ring gear adjuster WIN5010
WINTERS
$22.99The Winters Thrustblock WIN5010 is a precision-engineered component designed to ensure optimal performance and longevity in racing differentials. Constructed from high-quality steel, this thrust block is specifically tailored for use with Winters ring...WIN5010- SKU:
- WIN5010
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MFG Part #:
- 5010
$22.99Qty in Cart: 0Quantity:Price:$22.99Subtotal: -
Winters Quick Change Gear Set 4400 Series 6 Spline 4.11 4.59 3.68 4.88 5.45 4.37 Steel WIN4403B
WINTERS
$91.99The Winters Quick Change Gear Set 4400 Series Set 3B 6 Spline is engineered for high-performance racing applications, offering versatile gear ratios to optimize vehicle performance across various track conditions. Constructed from durable steel, this...WIN4403B- SKU:
- WIN4403B
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
- MFG Part #:
- 4403B
$91.99 -
Winters Quick Change Gear Set 4400 Series 6 Spline 4.11 4.47 3.78 4.88 5.30 4.49 Steel WIN4403
WINTERS
$91.99The Winters Quick Change Gear Set 4400 Series is engineered for high-performance racing applications, offering versatile gear ratios to optimize vehicle performance. Designed with a 6-spline configuration, this steel gear set ensures durability and...WIN4403- SKU:
- WIN4403
- Availability:
- Ships Same Business Day
- Weight:
- 3.67 LBS
- MFG Part #:
- 4403
$91.99 -
Winters Aluminum Drive Flange 2-7/8 Wide 5 Rear Hub 5-Bolt 24 Spline WIN3698
WINTERS
$102.99The Winters Aluminum Drive Flange is engineered for 2-7/8-inch Wide 5 rear hubs, featuring a 5-bolt inverted design with a 24-spline count. Constructed from lightweight aluminum and finished with a black anodized coating, it offers enhanced durability...WIN3698- SKU:
- WIN3698
- Availability:
- Ships Same Business Day
- Weight:
- 1.33 LBS
- MFG Part #:
- 3698
$102.99Qty in Cart: 0Quantity:Price:$102.99Subtotal: -
Winters Differential Carrier 2nd Gen TrackStar Aluminum End Cap Steel 10 in Quick Change WIN3224-01
WINTERS
$1,940.99The Winters Differential TrackStar 2nd Generation is a high-performance differential carrier designed for racing applications. It features a durable steel construction with an aluminum end cap, ensuring strength and lightweight performance. Compatible...WIN3224-01- SKU:
- WIN3224-01
- Availability:
- Ships Same Business Day
- Weight:
- 24.10 LBS
- MFG Part #:
- 3224-01
$1,940.99Qty in Cart: 0Quantity:Price:$1,940.99Subtotal: -
Winters Drive Flange 5 x 4.75 24 Spline Steel Black Oxide 1680-475
WINTERS
$97.99The Winters Drive Flange 1680-475 is engineered for high-performance applications, featuring a 5 x 4.75-inch wheel bolt pattern and 24 splines. Constructed from durable steel with a black oxide finish, this flange ensures longevity and resistance to...WIN1680-475- SKU:
- WIN1680-475
- Availability:
- Ships Same Business Day
- Weight:
- 2.89 LBS
- MFG Part #:
- 1680-475
$97.99 -
Winters Side Bell 10in 6 Rib Right Hand with Inspection Plug WIN1663-01B
WINTERS
$288.99The Winters Side Bell 10in 6 Rib RH w/Inspection Plug is a high-quality aluminum component designed for the passenger side of a closed axle system. It features a 6-rib design and includes an inspection plug for easy maintenance, making it ideal for use...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
$307.99Winters 1400A-29 Aluminum 8-Bolt Thin Flange Axle Tube 29in w/o Spindle The Winters 1400A-29 is a high-quality aluminum axle housing tube designed for durability and performance. Measuring 29 inches in length, it features a 16-bolt thin flange and a...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
$199.99The Winters 2in GN 8-Bolt Spindle 1.5 Cambered Snout 5X5 is a high-quality rear axle snout designed for enhanced performance and durability. This bolt-on component features a 1.5-degree camber angle, an 8-bolt flange, and is constructed from steel for...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
$328.99The Winters Side Bell 10in 8 Rib RH w/Inspection Plug is a high-quality aluminum component designed for the passenger side of a closed axle system. It features an 8-rib design and includes an inspection plug for easy maintenance, making it ideal for use...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: $20.99Now: $20.00Was: $20.99Clamp-On Ring2-Bolt3 in ID1 in WideSteelNaturalEachWEHWM200-23- SKU:
- WEHWM200-23
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- MFG Part #:
- WM200-23
MSRP: $20.99Now: $20.00Was: $20.99
