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Vehicle Info NeededMOTIVE GEARPART NUMBER: 683-F10.5-355PK
Ring & Pinion Gears Ford 10.50" 3.55 Ratio
$48795
Ships on 09/18/2026
Lowest Price GuaranteeFord 10.5" 12-Bolt
Ring & Pinion Gears Ratio 3.55 Teeth: 39-11 Case: 1999-2006 Includes Pinion Kit
- Case: 1999-2006
- Pinion Shaft Diameter: 1.940 in.
- 12-Bolt Ring Gear
- Ring Gear Diameter: 10.250 in.
- Pinion Spline Count: 31
OEM-Quality Ring and Pinions
Motive Gear Ring & Pinion Gears are the differential's critical point of power transfer and one of the easiest performance modifications to complete on a vehicle. Motive's high-quality Ring & Pinion Gears are made from 8620 steel for superior strength and come in a range of ratios, making them excellent factory replacements for both on-street and off-road vehicles.
Part TypeRing and Pinion
Product LineMotive Gear Ring & Pinion Gears
BrandMOTIVE GEAR
Package Height5.25
Package Width11.0
Package Length15.5
Weight30.75 PG
Part CategoryPerformance Parts
Ring Gear RotationStandard
Ring Gear Material8620 Steel
Ring Gear Diameter10.25 in (260.4 mm)
Ring Gear Tooth Quantity39
PositionN/A
Pinion Shaft Diameter1.94 in (49.3 mm)
Pinion Gear Tooth Quantity11
Axle TypeFord 10.5 in.
Gear Ratio3.55
Part FitmentSemi Universal
Cover Bolt Quantity12
Vendor Part NumberF10.5-355PK
Package Qty1
Package TypeEA
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