Differential Ring and Pinion (12, 12)

129722
129738
129739
129740
84147

Motive Gear stock performance ring and pinions are excellent replacements for OE. Experienced installers prefer our ring and pinions for easy setup, superior strength, quality, and our vast ratio selection. Motive Gear produces the industry's widest range of OEM replacement ring and pinions. Engineered to the highest standards, every Motive Gear product goes through rigid quality control processes in our in-house lab. In combination with Motive Gear's performance and axle divisions: Motive Gear Performance and TEN Factory, there simply isn't a better value in drivetrain components.

F9.75-489L Application Notes

  • For Ford 9.75" (12 Bolt)
  • 4.89 Ratio

Warranty

1 Year or 50,000 Miles

F9.75-489L Specifications

App Model Ford 9.75
Cover Bolt Quantity 12, 12
Differential Case Design Type Ford 9.75, Ford 9.75
Gear Ratio 4.89, 4.89
Pinion Gear Tooth Quantity 8, 8
Pinion Shaft Diameter 1.97 (Inch), 1.97 (Inch)
Pinion Spline Count 31, 31
Position Rear
Prop 65 Long Label WARNING: Reproductive Harm - www.p65warnings.ca.gov
Prop 65 Short Label WARNING: Cancer - www.p65warnings.ca.gov
Prop 65 Y N N
Ratio 4.89
Ring Gear Bolt Quantity 12, 12
Ring Gear Material 8620 Steel, 8620 Steel
Ring Gear Outside Diameter 9.75 (Inch), 9.75 (Inch)
Ring Gear Rotation Standard, Standard
Ring Gear Tooth Quantity 39, 39
Taxonomy A LD Differential, LD Differential, LD Differential, LD Differential
Taxonomy B Ring and Pinion, Ring and Pinion, Ring and Pinion
Taxonomy C Rear, Rear, Rear
Taxonomy D 4.89, 4.89, 4.89
Where to buy

Vehicle Applications

  • 2011 – 2024 Ford Expedition
  • 2011 – 2024 Ford F-150
  • 2011 – 2023 Ford Lobo
  • 2015 – 2024 Ford Transit-150
  • 2015 – 2024 Ford Transit-250
  • 2015 – 2024 Ford Transit-350
  • 2015 – 2024 Ford Transit-350 HD
  • 2011 – 2024 Lincoln Navigator
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov