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USA Standard Steel Spool For Model 20 w/ 29 Spline Axles / 3.08+

Yukon Gear & Axle · New

USA Standard Steel Spool For Model 20 w/ 29 Spline Axles / 3.08+

MPN ZP FSM20-3-29 · Store SKU yukZP FSM20-3-29

$306.99
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Supplier stock checked 11/7/2026, 3:24:15 PM UTC. Adding a part does not reserve it.

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Product details

Installing a quality USA Standard Gear spool is a cost-effective way to get 100% lockup. Installation is easy as they install in place of your differential carrier assembly. Each USA Standard Gear 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. USA standard steel spool for Model 20 with 29 spline axles, 3.08 & up

Manufacturer fitment & guides

Check ZP FSM20-3-29 against the manufacturer’s application information below.

Manufacturer documents

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