Brand: Motive Gear
RP FORD 9″ 3.89 PRO GEAR 35 SP
UPC: 00698231683637
App/Model: Ford 9
Cover Bolt Quantity: Dropout
Differential Model: Ford 9
Gear Ratio: 3.89
Pinion Gear Tooth Quantity: 9
Pinion Shaft Diameter: 1.87 Inch
Pinion Spline Count: 35
Prop 65 Yes/No: No
Ring Gear Bolt Quantity: 10
Ring Gear Material: 9310 Steel
Ring Gear Outside Diameter: 9 Inch
Ring Gear Rotation: Standard
Ring Gear Tooth Quantity: 35
Taxonomy A: LD Differential
Taxonomy B: Ring and Pinion
Taxonomy C: Rear
Taxonomy D: 3.89
For Ford 9″; Performance Ring and Pinion; 3.89 Ratio; Pro Gear; Big Pinion; Dual Drilled for 1/2″ and 7/16″ Ring Gear Bolts

Installation Instructions
Installation Instructions
Installation Instructions
Installation Instructions
Installation Instructions
Installation Instructions

Warranty Period: 2 Years or 100,000 Miles

Replaces:

• Richmond Gear: 79-0043-1
• Nitro Gear & Axle: F9-389BP-NG
• Yukon Gear and Axle: YG F9-PRO-389-O

Applications:

• 1966-1986 Ford Bronco
• 1969-1983 Ford E-100 Econoline
• 1975-1983 Ford E-100 Econoline Club Wagon
• 1975-1986 Ford E-150 Econoline
• 1975-1986 Ford E-150 Econoline Club Wagon
• 1969-1974 Ford E-200 Econoline
• 1975-1983 Ford F-100
• 1975-1986 Ford F-150
• 1957-1970 Ford Fairlane
• 1959-1967 Ford Galaxie
• 1962-1974 Ford Galaxie 500
• 1972-1976 Ford Gran Torino
• 1975-1980 Ford Granada
• 1965-1979 Ford LTD
• 1977-1979 Ford LTD II
• 1970-1977 Ford Maverick
• 1965-1973 Ford Mustang
• 1957-1979 Ford Ranchero
• 1955-1979 Ford Thunderbird
• 1968-1976 Ford Torino
• 1958-1979 Lincoln Continental
• 1968-1971 Lincoln Mark III
• 1977-1980 Lincoln Versailles
• 1964-1969 Mercury Comet
• 1971-1977 Mercury Comet
• 1967-1979 Mercury Cougar
• 1975-1978 Mercury Grand Marquis
• 1963-1970 Mercury Marauder
• 1967-1978 Mercury Marquis
• 1968-1976 Mercury Montego