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Ford 8.8", 31 Spline, Nitro Full Spool
8.8" 31 Spline Steel Spool

Price: $227.70

Product Code: FSF8.8-31

Description Warranty Information

Ford 8.8", 31 Spline
Nitro Full Steel Spool

1983–1996 Ford Bronco
1983–2014 Ford E-150 Van 1/2 Ton
1983–1998 Ford E-250 Van 3/4 Ton
1997–2006 Ford Expedition
1991–1994 Mazda Navajo
1991–2010 Ford Explorer
2001–2010 Ford Explorer Sport Trac
1997–2010 Mercury Mountaineer
2003–2005 Lincoln Aviator
1983–2014 Ford F-150 1/2 Ton
1994–2014 Ford Mustang (Most Mustang used 28 Spline)
2005–2007 Ford Ranger FX4 Level II

Differential: Ford 8.8"
Gear Ratio: All
Axle Splines: 31
Ring Gear Bolts: 10 (not included)
Manufacturer: Nitro Gear & Axle
Warranty: 1 Year

Nitro's Spools & Mini spools are the unit of choice for drag racing and hardcore off-road use. The no-frills design of the spool features no moving parts and provides 100% traction to both tires at all times. When traction & strength can not be compromised, Nitro's spools won't let you down. Precision manufactured from the highest quality materials, using state-of-the-art machining & heat treating process.

Nitro Gear and Axle Premium Differential Ring and Pinion Gears, Axles and parts


This product can expose you to chemicals including toluene and benzene, which are known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information go to: www.P65Warnings.ca.gov

  • 100% Traction, 100% of the time.
  • 1 Year Warranty*

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