Spools and Mini Spools
Circle Track Spools & Mini Spools at JJ Motorsports
Lock your rear wheels for maximum traction and power distribution with high-performance spools and mini spools from JJ Motorsports. Ideal for high-speed straights in demanding circle track racing, these components enhance handling, acceleration, and durability in IMCA, USMTS, late models, modifieds, and street stocks, compatible with Ford 9in, GM 8.5, and other popular differentials.
Shop trusted brands like Allstar Performance for lightweight steel options, Yukon Gear and Axle for mini spools, and Richmond for full-size differentials. Explore related categories such as Circle Track Differentials and Rear End Components for complete rear end solutions or Circle Track Quick Change Rear Ends for gear upgrades.
Top Circle Track Spools & Mini Spools
- Allstar Performance Spool 9in Ford 31 Spline ALL68064 – Fullsize 31 Spline Steel Ford 9 in Each; durable spool for maximum traction in racing applications.
- Mini Spool - GM 8.5 10- Bolt 30-Spline YP MINSGM8.5-30 – Mini 30 Spline Steel Natural GM 10-Bolt Kit; compact design for limited slip in GM differentials.
- Differential Full Spool Ford 9in 31 Spline 81-0931-1 – Fullsize 31 Spline Steel Ford 9 in; high-strength spool for superior power transfer in Ford rear ends.
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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Allstar Performance Spool 9in Ford 31 Spline ALL68064
ALLSTAR PERFORMANCE
$159.99Spool 9in Ford 31 Spline SpoolFullsize31 SplineSteelFord 9 inEachALL68064- SKU:
- ALL68064
- Availability:
- Ships Same Business Day
- Weight:
- 9.25 LBS
- MFG Part #:
- ALL68064
$159.99 -
Mini Spool - GM 8.5 10- Bolt 30-Spline YP MINSGM8.5-30
YUKON GEAR AND AXLE
$209.89SpoolMini30 SplineSteelNaturalGM 10-BoltKitYKNYPMINSGM8.5-30- SKU:
- YKNYPMINSGM8.5-30
- Availability:
- Ships Same Business Day
- Weight:
- 5.69 LBS
$209.89 -
Differential Full Spool Ford 9in 31 Spline 81-0931-1
RICHMOND
$224.99SpoolFullsize31 SplineSteelFord 9 inRIC81-0931-1- SKU:
- RIC81-0931-1
- Availability:
- Ships Same Business Day
- Weight:
- 8.70 LBS
$224.99 -
Differential Mini Spool GM 7.6in 28 Spline 78-7628-1
RICHMOND
$106.99SpoolMini28 SplineSteel7.625 inEachRIC78-7628-1- SKU:
- RIC78-7628-1
- Availability:
- Ships Same Business Day
- Weight:
- 4.40 LBS
$106.99 -
Differential Mini Spool GM 7.5in 28 Spline 78-7528-1
RICHMOND
$112.99SpoolMini28 SplineSteel7.5 inEachRIC78-7528-1- SKU:
- RIC78-7528-1
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
$112.99 -
Winters Ultra Light Aluminum Spool 31 Spline 10 in Quick Change WIN5034-11UL
WINTERS
$399.99The Winters Ultra Light Aluminum Spool is engineered for high-performance racing applications, offering a lightweight yet durable solution for your drivetrain needs. Designed specifically for the Winters 10-inch Quick Change system, this spool ensures...WIN5034-11UL- SKU:
- WIN5034-11UL
- Availability:
- Ships Same Business Day
- Weight:
- 5.17 LBS
- MFG Part #:
- 5034-11UL
$399.99 -
Winters 31 Spline Aluminum Spool for 10" Quick Change Rear End WIN5034-11A
WINTERS
$324.99The Winters 31 Spline Aluminum Spool is engineered for high-performance racing applications, offering a lightweight yet durable solution for your drivetrain. Designed specifically for the Winters 10-inch Quick Change rear end, this spool ensures optimal...WIN5034-11A- SKU:
- WIN5034-11A
- Availability:
- Ships Same Business Day
- Weight:
- 5.72 LBS
- MFG Part #:
- 5034-11A
$324.99 -
Spool Aluminum QC0432
FRANKLAND RACING
$247.99Spool Aluminum Spool 31 Spline Aluminum Frankland / Tiger / Richmond Quick Change Each If you're looking for a reliable and high-performing rear end spool for your Frankland, Tiger, or Richmond quick change, look no further than the Frankland Racing...FRKQC0432- SKU:
- FRKQC0432
- Availability:
- Ships Same Business Day
- Weight:
- 7.06 LBS
- MFG Part #:
- QC0432
$247.99 -
DMI CT1 Aluminum Spool RRC-1270
DIVERSIFIED MACHINE
$391.99CT1 Aluminum Spool Spool31 SplineAluminumDMI Bulldog Quick ChangeEachDMIRRC-1270- SKU:
- DMIRRC-1270
- Availability:
- Ships Same Business Day
- Weight:
- 5.87 LBS
- MFG Part #:
- RRC-1270
$391.99 -
Coleman Steel Spool GM 7.5in Thick Ring Gear 22545
COLEMAN MACHINE
$589.99Steel Spool GM 7.5in Thick Ring GearSpoolLightweightFullsize26 SplineSteel7.5 in Ring GearGM 10-BoltEachCOL22545- SKU:
- COL22545
- Availability:
- Ships Same Business Day
- Weight:
- 11.15 LBS
- MFG Part #:
- 22545
$589.99 -
Allstar Performance Mini Spool 7.5 GM 10Bolt 26spl ALL68166
ALLSTAR PERFORMANCE
$93.99Mini Spool 7.5 GM 10Bolt 26splSpoolMini26 SplineSteel7.5 inGM 10-BoltEachALL68166- SKU:
- ALL68166
- Availability:
- Ships Same Business Day
- Weight:
- 3.86 LBS
- MFG Part #:
- ALL68166
$93.99 -
Allstar Performance Mini Spool 8.875 GM 12-Bolt 30 Spline Steel Black Powder Coat ALL68164
ALLSTAR PERFORMANCE
$99.99Enhance your vehicle's traction with the Allstar Performance Mini Spool, designed for GM 12-Bolt 8.875-inch differentials. This spool replaces the factory side and spider gears in open carriers, ensuring equal power distribution to both axles for...ALL68164- SKU:
- ALL68164
- Availability:
- Ships Same Business Day
- Weight:
- 6.24 LBS
- MFG Part #:
- ALL68164
$99.99 -
Allstar Performance Mini Spool 8.2 GM 10Bolt 28spl ALL68162
ALLSTAR PERFORMANCE
$99.99Mini Spool 8.2 GM 10Bolt 28splSpoolMini28 SplineSteel8.2 inGM 10-BoltEachALL68162- SKU:
- ALL68162
- Availability:
- Ships Same Business Day
- Weight:
- 4.54 LBS
- MFG Part #:
- ALL68162
$99.99 -
Allstar Performance Mini Spool 8.5 GM 10Bolt 28spl ALL68160
ALLSTAR PERFORMANCE
$99.99Mini Spool 8.5 GM 10Bolt 28splSpoolMini28 SplineSteelBlack Powder Coat8.5 inGM 10-BoltEachALL68160- SKU:
- ALL68160
- Availability:
- Ships Same Business Day
- Weight:
- 6.15 LBS
- MFG Part #:
- ALL68160
$99.99 -
Allstar Performance Mini Spool 9in Ford 31sp LW ALL68122
ALLSTAR PERFORMANCE
$29.99Mini Spool 9in Ford 31sp LWSpoolMini31 SplineSteelFord 9 inEachALL68122- SKU:
- ALL68122
- Availability:
- Ships Same Business Day
- Weight:
- 2.64 LBS
- MFG Part #:
- ALL68122
$29.99 -
Allstar Performance Mini Spool 9in Ford 28sp ALL68121
ALLSTAR PERFORMANCE
$29.99Mini Spool 9in Ford 28sp SpoolMini28 SplineSteelBlack Powder CoatFord 9 inEachALL68121- SKU:
- ALL68121
- Availability:
- Ships Same Business Day
- Weight:
- 2.88 LBS
- MFG Part #:
- ALL68121
$29.99 -
Allstar Performance Spool QC 31spl Aluminum Frankland Tiger ALL68115
ALLSTAR PERFORMANCE
$299.99Spool QC 31spl Aluminum Frankland TigerSpool31 SplineAluminumFrankland / Tiger / Richmond Quick ChangeEachALL68115- SKU:
- ALL68115
- Availability:
- Ships Same Business Day
- Weight:
- 6.83 LBS
- MFG Part #:
- ALL68115
$299.99 -
Allstar Performance Spool QC 31spl Aluminum Winters DMI ALL68114
ALLSTAR PERFORMANCE
$289.99Spool QC 31spl Aluminum Winters DMISpool31 SplineAluminumDMI / Winters Quick ChangeEachALL68114- SKU:
- ALL68114
- Availability:
- Ships Same Business Day
- Weight:
- 6.05 LBS
- MFG Part #:
- ALL68114
$289.99 -
Allstar Performance Spool 9in Ford 40 Spline 3.250in Case ALL68074
ALLSTAR PERFORMANCE
$199.99The Allstar Performance Spool for 9-inch Ford rear axles is engineered to replace traditional positive traction units, offering enhanced performance and durability. Constructed from high-quality steel, this spool ensures equal power distribution to both...ALL68074- SKU:
- ALL68074
- Availability:
- Ships Same Business Day
- Weight:
- 7.81 LBS
- MFG Part #:
- ALL68074
$199.99 -
Allstar Performance Spool 9in Ford 35 Spline 2.893-3.062 Case ALL68072
ALLSTAR PERFORMANCE
$199.99Enhance your vehicle's performance with the Allstar Performance Spool designed for Ford 9-inch differentials. This high-quality spool replaces traditional positive traction units, delivering equal power to both rear wheels for consistent traction...ALL68072- SKU:
- ALL68072
- Availability:
- Ships Same Business Day
- Weight:
- 8.52 LBS
- MFG Part #:
- ALL68072
$199.99
