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Speedway Motors 31 Spline Standard Steel Full Spool for 9 Inch Ford, Oval Track Racing, Lightweight Design, 6.1 Pounds, 1.781 Inch I.D. Carrier Bearings, Black
4.5 (27 items)
Limited Time SaleUntil the end
18
18
34
US$67.79 cheaper than the new price!!
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Used US$45.20
Product details
| Management number | 215293459 | Release Date | 2026/04/12 | List Price | US$45.20 | Model Number | 215293459 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- Precision CNC Machined Steel Construction: Crafted from high-grade steel and CNC machined for exact tolerances, these full spools deliver exceptional strength and a perfect fit in Compatible with Ford 9-inch rear ends.
- Lightweight or Standard Weight Options: Available in two configurations to match your setup—choose 28- or 31-spline spools in either lightweight (6.1–6.2 lbs) or standard (8.0–8.7 lbs) versions for your specific racing application.
- Improved Traction and Durability: Full spool design ensures consistent locked-wheel traction, superior to mini spools, and offers better ring gear support for high-horsepower or competition builds.
- Reduces Rotational and Unsprung Weight: Upgrade from heavier factory-style carriers—these spools help improve launch response, handling, and overall drivetrain efficiency by reducing weight.
- Fits Standard 1.781” Carrier Bearings: Compatible with commonly used Compatible with Ford 9-inch rebuild kits such as Speedway part numbers 9190950-31 and 9190950-31S for easy integration into your differential build.
| Brand | Speedway Motors |
|---|---|
| Model | Speedway Motors |
| Exterior | Machined |
| Position | Center |
| Item Weight | 10 pounds |
| Manufacturer | Speedway Motors |
| Item model number | 8025034-STD-31 |
| Product Dimensions | 9 x 9 x 9 inches |
| Manufacturer Part Number | 8025034-STD-31 |
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Splined Drives
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