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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GM 10.5 Lightweight Pressure Plate 1675L
RAM CLUTCH
$116.10If you're building a high-performance GM drivetrain, reducing rotating mass in your clutch assembly directly translates to faster engagement, quicker throttle response, and lower parasitic drag on your engine. The GM 10.5 Lightweight Pressure Plate 1675L...RAM1675L- SKU:
- RAM1675L
- Availability:
- Ships Same Business Day
- Weight:
- 17.80 LBS
$116.10 -
Quarter Master Bellhousing Kit Bert / Brinn w/ KSE KRC Mount 115509124TMKSE
QUARTER MASTER
$1,761.25If you're running a Bert or Brinn transmission in a dedicated race car, you need a bellhousing that matches the precision of your drivetrain. This Quarter Master kit delivers a complete, bolt-together solution with everything required for a clean...QTR115509124TMKSE- SKU:
- QTR115509124TMKSE
- Availability:
- Ships Same Business Day
- Weight:
- 38.65 LBS
$1,761.25 -
Quarter Master Bellhousing SBC Steel Block Mnt Starter 110432C
QUARTER MASTER
$713.57A quality bellhousing is the critical link between your engine and transmission—get this wrong, and you're looking at misalignment, vibration, and premature wear. The Quarter Master SBC Steel Block Mount delivers the precision fit and durability that...QTR110432-C- SKU:
- QTR110432-C
- Availability:
- Ships Same Business Day
- Weight:
- 27.80 LBS
$713.57 -
Quarter Master Ring Gear 110t Rear Mount 110001
QUARTER MASTER
$146.05A quality ring gear is fundamental to reliable starter engagement and consistent engine cranking, especially in high-demand racing applications where repeated heat cycles and aggressive starts are the norm. This Quarter Master ring gear delivers the...QTR110001- SKU:
- QTR110001
- Availability:
- Ships Same Business Day
- Weight:
- 1.11 LBS
$146.05 -
Quarter Master Bellhousing Kit SBC Crate 5.5in V-Drive 2d 10028591ZZ
QUARTER MASTER
$2,188.05If you're running a serious Small Block Chevy crate engine setup, you need a bellhousing kit engineered to handle the power transfer without compromise. This Quarter Master dual-disc assembly delivers the rigidity and precision required for high-RPM...QTR10028591ZZ- SKU:
- QTR10028591ZZ
- Availability:
- Ships Same Business Day
- Weight:
- 37.00 LBS
$2,188.05Qty in Cart: 0Quantity:Price:$2,188.05Subtotal: -
QA1 Driveshaft Carbon 31.5in Modified w/o Yoke JJ-12214
QA1
$809.99A quality driveshaft is the backbone of reliable power delivery in any modified racing application. The QA1 Carbon 31.5" driveshaft eliminates vibration and flex that can compromise acceleration, handling, and drivetrain longevity. Built with carbon...QA1JJ-12214- SKU:
- QA1JJ-12214
- Availability:
- Ships Same Business Day
- Weight:
- 5.70 LBS
$809.99Qty in Cart: 0Quantity:Price:$809.99Subtotal: -
QA1 Driveshaft Carbon 32in Modified w/Yoke JJ-12207
QA1
$899.99A quality driveshaft is non-negotiable for dirt modified racing—it's the direct link between your engine's power and track performance. QA1's carbon fiber construction delivers the rotational efficiency and durability you need to handle consistent...QA1JJ-12207- SKU:
- QA1JJ-12207
- Availability:
- Ships Same Business Day
- Weight:
- 8.10 LBS
$899.99Qty in Cart: 0Quantity:Price:$899.99Subtotal: -
QA1 Driveshaft Carbon 29.5in Modified w/Yoke JJ-12202
QA1
$899.99A driveshaft failure mid-race costs you wins and money. The QA1 Carbon 29.5in Modified Driveshaft delivers the strength of chromoly with the weight savings that keep your Dirt Modified competitive, while the 1310 U-Joints handle the torque loads of...QA1JJ-12202- SKU:
- QA1JJ-12202
- Availability:
- Ships Same Business Day
- Weight:
- 7.90 LBS
$899.99Qty in Cart: 0Quantity:Price:$899.99Subtotal: -
QA1 Driveshaft Carbon 37in Traction Twist w/o Yoke JJ-11272
QA1
$1,339.99A quality driveshaft is fundamental to consistent power delivery and longevity in dirt late model racing. This QA1 carbon driveshaft combines lightweight construction with the proven Traction Twist design to reduce vibration, improve traction off the...QA1JJ-11272- SKU:
- QA1JJ-11272
- Availability:
- Ships Same Business Day
- Weight:
- 5.90 LBS
$1,339.99Qty in Cart: 0Quantity:Price:$1,339.99Subtotal: -
QA1 Driveshaft Carbon 35in Traction Twist w/o Yoke JJ-11270
QA1
$1,339.95A quality driveshaft is fundamental to consistent traction off the line and through the corners—especially in dirt late model racing where power transfer directly impacts lap times. The QA1 Driveshaft Carbon 35in Traction Twist delivers the rotational...QA1JJ-11270- SKU:
- QA1JJ-11270
- Availability:
- Ships Same Business Day
- Weight:
- 5.90 LBS
$1,339.95Qty in Cart: 0Quantity:Price:$1,339.95Subtotal: -
QA1 Driveshaft Carbon 34.5in Crate LM w/o Yoke JJ-11246
QA1
$964.99A quality driveshaft is critical to transferring engine power to your wheels without vibration, flex, or failure—especially in the demanding environment of dirt late model racing. This QA1 carbon driveshaft delivers the strength-to-weight ratio you need...QA1JJ-11246- SKU:
- QA1JJ-11246
- Availability:
- Ships Same Business Day
- Weight:
- 5.90 LBS
$964.99Qty in Cart: 0Quantity:Price:$964.99Subtotal: -
QA1 Driveshaft Carbon 39in Crate LM w/o Yoke JJ-11223
QA1
$964.95A quality driveshaft is fundamental to reliable power transfer in any dirt late model, and weight savings matter when you're chasing lap times. The QA1 Carbon 39in combines lightweight carbon construction with proven 1310 U-joints to deliver the...QA1JJ-11223- SKU:
- QA1JJ-11223
- Availability:
- Ships Same Business Day
- Weight:
- 6.10 LBS
$964.95 -
QA1 Driveshaft Carbon 37.5in Crate LM w/o Yoke JJ-11220
QA1
$964.95A quality driveshaft is fundamental to reliable power transfer in dirt late model racing, where vibration and drivetrain stress can quickly compromise performance. The QA1 Carbon 37.5in addresses the need for a lightweight yet rigid shaft that reduces...QA1JJ-11220- SKU:
- QA1JJ-11220
- Availability:
- Ships Same Business Day
- Weight:
- 6.00 LBS
$964.95Qty in Cart: 0Quantity:Price:$964.95Subtotal: -
PST Steel Driveshaft 53.5in Long 3in Dia. 310535
PRECISION SHAFT TECHNOLOGIES
$418.99A quality driveshaft is the backbone of reliable power transfer from your transmission to the rear axle. The PST Steel Driveshaft delivers the strength and precision needed for both street and track applications, with a robust steel construction that...PST310535- SKU:
- PST310535
- Availability:
- Ships Same Business Day
- Weight:
- 19.70 LBS
$418.99 -
PEM Quick Change Rear 4.11 Max No Tubes QCNT-411MAX
PEM
$2,226.99Quick ratio changes are essential for competitive racing, and the PEM Quick Change system eliminates hours of downtime by letting you swap gear ratios in minutes without removing the axle tubes. The 4.11 MAX configuration delivers aggressive acceleration...PEMQCNT-411MAX- SKU:
- PEMQCNT-411MAX
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$2,226.99 -
PEM Quick Change Rear 4.11 Max Center Pinion 60 QCKSTGN5-411MAX-60CP
PEM
$3,194.99If you're serious about drag racing or bracket competition, a quick-change rear lets you swap gear ratios between rounds without breaking down your entire axle assembly. The PEM 4.11 Max center pinion gives you the straight-line acceleration needed for...PEMQCKSTGN5-411MAX-60CP- SKU:
- PEMQCKSTGN5-411MAX-60CP
- Availability:
- Ships Same Business Day
- Weight:
- 270.00 LBS
$3,194.99 -
PEM Quick Change Rear End 4.11 60in center QCKSTGN5-411-60CP
PEM
$2,439.99Quick-change gearing lets you optimize your setup between rounds without breaking down the rear end, giving you a competitive advantage on unfamiliar tracks. The 4.11 ratio and 60-inch center configuration deliver responsive acceleration for modified...PEMQCKSTGN5-411-60CP- SKU:
- PEMQCKSTGN5-411-60CP
- Availability:
- Ships Same Business Day
- Weight:
- 200.00 LBS
$2,439.99 -
PEM Quick Change Rear 4.11 Max 2in Off Pinion 60 QCKSTGN5-411MAX-2OFF
PEM
$3,194.99Quick-change rear assemblies eliminate downtime between races and track sessions—swap gear ratios in minutes without breaking down the entire axle. The PEM 4.11 Max delivers the acceleration and launch grip you need for drag racing and bracket...PEMQCKSGN5-411MAX-2OFF- SKU:
- PEMQCKSGN5-411MAX-2OFF
- Availability:
- Ships Same Business Day
- Weight:
- 206.00 LBS
$3,194.99 -
PEM Ring and Pinion 650 Ratio LW Xtreme PG Ford PGF9/650LW
PEM
$227.99If you're running a Ford 9-inch rear end and need aggressive acceleration without sacrificing efficiency, the PEM Ring and Pinion 650 Ratio LW Xtreme is engineered to deliver. This lightweight, CNC-precision gearset reduces rotational mass while...PEMPGF9/650LW- SKU:
- PEMPGF9/650LW
- Availability:
- Ships Same Business Day
- Weight:
- 17.00 LBS
$227.99 -
PEM New Floater Housing Kit 61in Centered 5x5 HNK3053055
PEM
$1,169.99A quality floater housing is the foundation of any serious Ford 9-inch rear axle setup, and this PEM kit delivers the structural integrity and precision fitment your build demands. With a centered 5x5 hub configuration and 61-inch width, you're getting a...PEMHNK3053055- SKU:
- PEMHNK3053055
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$1,169.99
