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Ford 9 in.
Steel SpoolFor Ford 9 in. With 40 Spline Axles
Yukon Gear YPFSF940 (YP FSF9-40) Features:
Yukon Full Spools are a cost-effective way to convert a diff to 100% lockup. Installation is easy as they install in place of your differential carrier assembly. Each Yukon spool is made from high-quality 8620 steel and heat treated for additional strength. A spool is an outstanding choice for dedicated off-road and drag racing vehicles only.
- Fits Ford 9" with 40 spline axles
- Provides 100% traction to both wheels at all times
- Not recommended for street driven vehicles
Never Second Guess Your Traction
If you are looking for maximum traction, look no further than Yukon Gear Spools! Yukon Gear Spools are made from heat-treated high-quality steel and give 100 percent traction for your drag racing or rock crawling applications.
Part TypeSpool
Product LineYukon Gear Spools
BrandYUKON GEAR
Package Height10.0
Package Width10.0
Package Length10.0
Weight9.4 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part NumberYP FSF9-40
Package Qty1
Package TypeEA
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