Ring & Pinion Gears Ratio: 3.73

Name: Ring & Pinion Gears Ratio: 3.73
Brand: MOTIVE GEAR
SKU: 683-F7.5-373
Price: 274.97 USD
Availability: InStock

^$274⁹⁷

Ships on 10/23/2026

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Ford 7.5"

Ratio: 3.73
Teeth: 41-11

Specifications:
Ring Gear Diameter: 7.5"
10-7/16" x 20 Right Hand Threaded Bolts
Pinion Diameter: 1.626" 28-Splines
No Case Breaks
8620 Material - Heat Treated
Applications:
1990-97 Aerostar
1976-81 Bobcat
1983-92 Bronco II
1979-86 Capri (Except 1986 w/ v8)
1980-97 Cougar
1991-97 Explorer (R)
2001-On Explorer Sport Trac (R)
1978-83 Fairmont
1979-81 Ford Full Size
1981-82 Granada
1980-81 Mercury Full Size
1979-80 Monarch Car (R)
1980-On Mustang 4 & 6 Cyl
1983-On Ranger w/o 4.0L
1980-97 Thunderbird
1979-83 Zephyr

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

Weight15.31 PG

Part CategoryPerformance Parts

Ring Gear RotationStandard

Ring Gear Material8620 Steel

Ring Gear Diameter7.5 in (190.5 mm)

Ring Gear Tooth Quantity41