Yukon - GM 14-Bolt Steel Spool (30-Spline)
YPFSGM14T-3-30
Yukon Performance Spools are built from high quality steel to deliver maximum strength and durability in extreme off-road and competition use. This GM 14-Bolt 30-Spline Spool replaces the factory differential, locking both rear wheels together for full time traction. Ideal for trail rigs, mud trucks, and rock bouncers running 10.5" 14 Bolt axles.
Includes:
- (1) Yukon 14-Bolt 30 Spline Steel Spool
Features:
- Fits GM 10.5" 14-Bolt truck axles with 30-spline shafts
- Compatible with both 4.10 & down gears and 4.56 & up thick gears
- Provides 100% traction to both rear wheels at all times
- Precision machined steel construction for maximum strength
- Designed for performance and off-road applications
- Not recommended for street driven vehicles
Specifications
| Specification | Detail |
|---|---|
| Brand | Yukon Gear & Axle |
| Material | Steel |
| Axle Type | GM 10.5" 14-Bolt Truck |
| Spline Count | 30-Spline |
| Gear Ratio Compatibility | 4.10 & Down / 4.56 & Up (Thick Gears) |
| Traction Type | Full Spool (Locked 100%) |
| Recommended Use | Off-Road / Competition Only |
Fitment
| Year | Make | Model |
|---|---|---|
| 1973 – 2020 | Chevrolet | C20 / C30 / K20 / K30 / Silverado 2500 / Silverado 3500 |
| 1973 – 2020 | GMC | C25 / C35 / K25 / K35 / Sierra 2500 / Sierra 3500 |
| 1975 – 1993 | Chevrolet / GMC | Suburban 2500 / 3500 |
| 1975 – 1993 | Chevrolet / GMC | Van G30 / G35 |
| 1973 – 1991 | Chevrolet | Blazer / K5 (with 14 Bolt Rear Swap) |