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Ford 9.75" 9-3/4" 12 Bolt, 4.56 Gear Set, Nitro Ring & Pinion
Ford 9.75" Ring & Pinion (97-99 Req. Crush Sleeve Spacer)

Price: $212.52

Product Code: F9.75-456-NG

Description Vehicle Applications Warranty Information

Ford 9.75"
4.56 Nitro Ring & Pinion

1997-2010 Ford F150 w/9-3/4" not 8.8"
1997-2010 Ford E150 w/9-3/4" not 8.8"
1997-2010 Ford Expedition w/9-3/4" not 8.8"
1999-2004 Ford Lightening SVT
1998-2010 Lincoln Navigator
2002 Lincoln Blackwood
2005-2010 Lincoln Mark LT

Differential: Ford 9.75"
Gear Ratio: 4.56
Tooth Count: 41/9
Pinion Splines: 31
Ring Gear Bolts: 12 (not included)
Manufacturer: Nitro Gear & Axle
Warranty: 2 Years

Tech Note:
1997-1999 models Requires crush sleeve spacer FORF975114.

Nitro gears are manufactured from 8620 steel gear forgings in the same manufacturing facilities as GM, Dodge, Ford & Toyota. They are precision machined using computer controlled processes, heat treated, CNC triple-lapped and Rockwell tested for hardness. These extra steps ensure excellent fitment, ideal contact pattern and smooth, quiet operation.

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

  • 2 Year Warranty*

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