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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Quarter Master Gear Set #01Q 911029
QUARTER MASTER
$236.85Quick-change gear sets are essential for racers who demand flexibility between track conditions without dropping the transmission. The Quarter Master #01Q 911029 delivers two proven ratio options in a single, ultra-duty package—letting you optimize...QTR911029- SKU:
- QTR911029
- Availability:
- Ships Same Business Day
- Weight:
- 4.87 LBS
- MFG Part #:
- 911029
$236.85 -
Quarter Master Tri-Lite Release Bearing 2.250in 730225
QUARTER MASTER
$442.68A hydraulic release bearing is critical to smooth clutch engagement and disengagement, especially in high-performance and race applications where reliability under load is non-negotiable. The Quarter Master Tri-Lite 2.250in delivers consistent pressure...QTR730225- SKU:
- QTR730225
- Availability:
- Ships Same Business Day
- Weight:
- 1.73 LBS
- MFG Part #:
- 730225
$442.68 -
Quarter Master Tri-Lite Release Bearing 1.850in 730185
QUARTER MASTER
$442.68A hydraulic throwout bearing is critical to achieving smooth, consistent clutch engagement—especially in high-performance applications where precision matters. Quarter Master's Tri-Lite release bearing delivers reliable pressure modulation and reduced...QTR730185- SKU:
- QTR730185
- Availability:
- Ships Same Business Day
- Weight:
- 1.73 LBS
- MFG Part #:
- 730185
$442.68 -
Quarter Master Street Hydraulic Bearing 721100
QUARTER MASTER
$309.87A hydraulic throwout bearing is essential for any clutch system that relies on hydraulic actuation—it's the component that actually disengages your clutch when you press the pedal. The Quarter Master 721100 delivers OE-style engagement characteristics...QTR721100- SKU:
- QTR721100
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- MFG Part #:
- 721100
$309.87 -
Quarter Master Shim Kit 720102
QUARTER MASTER
$25.24Proper throwout bearing preload is critical to consistent clutch engagement and longevity—even slight misalignment can lead to premature bearing wear and unpredictable pedal feel. The Quarter Master Shim Kit 720102 lets you dial in the exact clearance...QTR720102- SKU:
- QTR720102
- Availability:
- Ships Same Business Day
- Weight:
- 0.46 LBS
- MFG Part #:
- 720102
$25.24 -
Quarter Master Hydraulic Throwout Bearing 4.5in/5.5in Clut 710200
QUARTER MASTER
$305.93A hydraulic throwout bearing is essential for any high-performance clutch system, especially in forced induction or race applications where consistent pressure and reliability are non-negotiable. The Quarter Master 710-Series delivers precise clutch...QTR710200- SKU:
- QTR710200
- Availability:
- Ships Same Business Day
- Weight:
- 2.49 LBS
- MFG Part #:
- 710200
$305.93 -
Quarter Master Bearing Retainer T-10 710108
QUARTER MASTER
$183.54The Quarter Master Bearing Retainer T-10 is essential for maintaining proper bearing alignment and reducing rotational friction in your transmission assembly. A quality bearing retainer prevents premature wear on critical drivetrain components, directly...QTR710108- SKU:
- QTR710108
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- MFG Part #:
- 710108
$183.54 -
Quarter Master Remote Bleeder Line 710105
QUARTER MASTER
$35.53Hydraulic system maintenance on a racecar shouldn't require dropping the transmission or bleeding fluid across multiple access points. The Quarter Master Remote Bleeder Line 710105 gives you convenient, centralized access to your hydraulic throwout...QTR710105- SKU:
- QTR710105
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 710105
$35.53 -
Quarter Master Bearing & Sleeve for 5.5in Clutchs 710104
QUARTER MASTER
$85.08A worn throwout bearing compromises clutch engagement and can lead to costly drivetrain damage if left unaddressed. This Quarter Master replacement bearing and sleeve kit restores precise clutch actuation and eliminates the grinding, chatter, or...QTR710104- SKU:
- QTR710104
- Availability:
- Ships Same Business Day
- Weight:
- 0.57 LBS
- MFG Part #:
- 710104
$85.08 -
Quarter Master Bearing And Sleeve for 7.25in Clutch 710103
QUARTER MASTER
$69.08A worn or damaged throwout bearing compromises clutch engagement and creates costly delays on the track or in the shop. The Quarter Master 710103 bearing and sleeve kit delivers the precision replacement you need to restore consistent pedal feel and...QTR710103- SKU:
- QTR710103
- Availability:
- Ships Same Business Day
- Weight:
- 0.52 LBS
- MFG Part #:
- 710103
$69.08 -
Quarter Master Shim Kit 710102
QUARTER MASTER
$23.69If you're running a Quarter Master 710 Series hydraulic throwout bearing system, precise bearing clearance is critical to smooth clutch engagement and consistent pedal feel across heat cycles. This shim kit lets you dial in the exact stack height your...QTR710102- SKU:
- QTR710102
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- MFG Part #:
- 710102
$23.69 -
Quarter Master Throw Out Bearing & Shim Kit 710100
QUARTER MASTER
$305.93A worn or undersized throwout bearing directly compromises clutch engagement and disengagement, leading to delayed shifts, slippage, and potential drivetrain damage. The Quarter Master 710-Series delivers precise hydraulic actuation with a 2.00-inch...QTR710100- SKU:
- QTR710100
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- MFG Part #:
- 710100
$305.93 -
Quarter Master Remote Bleeder Line 710016
QUARTER MASTER
$35.53Maintaining proper clutch hydraulics is critical for consistent pedal feel and reliable engagement, especially in high-performance or racing applications. The Quarter Master Remote Bleeder Line 710016 eliminates the awkward access points of traditional...QTR710016- SKU:
- QTR710016
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 710016
$35.53 -
Quarter Master Floater Plate Pro Series 7.25in 509506
QUARTER MASTER
$103.63A worn or failing clutch floater plate compromises your power transfer and can leave you stranded on track or street. The Quarter Master Floater Plate Pro Series delivers reliable engagement and disengagement cycles, keeping your drivetrain responsive...QTR509506- SKU:
- QTR509506
- Availability:
- Ships Same Business Day
- Weight:
- 1.17 LBS
- MFG Part #:
- 509506
$103.63 -
Quarter Master Flywheel Bert / Brinn 91t Ford 509323B
QUARTER MASTER
$464.43If you're running a Small Block Ford with a Quarter Master clutchless bellhousing kit, this 91-tooth flywheel is essential for reliable power delivery and precise engine timing. The neutral balance design ensures consistent performance across a wide RPM...QTR509323B- SKU:
- QTR509323B
- Availability:
- Ships Same Business Day
- Weight:
- 3.10 LBS
- MFG Part #:
- 509323B
$464.43 -
Quarter Master Flexplate Ford 157T 509322
QUARTER MASTER
$173.79A flexplate is critical for transmitting engine torque to your automatic transmission while accommodating engine movement—and a worn or inadequate unit will compromise shift quality and durability. Quarter Master's internally balanced design eliminates...QTR509322- SKU:
- QTR509322
- Availability:
- Ships Same Business Day
- Weight:
- 4.87 LBS
- MFG Part #:
- 509322
$173.79Qty in Cart: 0Quantity:Price:$173.79Subtotal: -
Quarter Master Flywheel Ford Button 7.25in 509311SC
QUARTER MASTER
$196.71If you're running a Quarter Master V-Drive or Pro-Series clutch, you need a flywheel engineered specifically for that application—not a generic substitute. This 7.25-inch button-style flywheel is purpose-built for Ford engines, delivering the precise...QTR509311SC- SKU:
- QTR509311SC
- Availability:
- Ships Same Business Day
- Weight:
- 4.03 LBS
- MFG Part #:
- 509311SC
$196.71 -
Quarter Master LW Flexplate SBC 509180
QUARTER MASTER
$168.61If you're building a high-revving small-block Chevy engine, a lightweight flexplate is one of the easiest wins for reducing rotational inertia and improving throttle response. The Quarter Master LW Flexplate cuts unnecessary weight without sacrificing...QTR509180- SKU:
- QTR509180
- Availability:
- Ships Same Business Day
- Weight:
- 3.02 LBS
- MFG Part #:
- 509180
$168.61 -
Quarter Master Flexplate 153T SBC Late No Balance 509171
QUARTER MASTER
$149.49A lightweight flexplate is essential for reducing rotational mass and improving engine responsiveness, especially in high-performance SBC applications where every fraction of a pound matters. Quarter Master's 153T design delivers reliable power transfer...QTR509171- SKU:
- QTR509171
- Availability:
- Ships Same Business Day
- Weight:
- 4.21 LBS
- MFG Part #:
- 509171
$149.49 -
Quarter Master Flywheel Bert /Brinn 91t Chevy w/coupler 1pc Stl 509139B
QUARTER MASTER
$616.26If you're running a high-performance Chevy engine with a clutchless bellhousing setup, you need a flywheel engineered to handle the demands of extreme acceleration and repeated heat cycles. The Quarter Master 91-tooth flywheel delivers the precision...QTR509139B- SKU:
- QTR509139B
- Availability:
- Ships Same Business Day
- Weight:
- 5.50 LBS
- MFG Part #:
- 509139B
$616.26
