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Motive Gear F9-75-355 Ring and Pinion Set Ford 9.75" 3.55 Ratio

(Ford F-150 1997-2018, F-250 Super Duty 1999, Expedition 1997-2016, 2018, F-250 1997-99, Excursion 2000-04, F-250 Pickup 1997-99, E-150 2002-14 + 16 more models)

Manufacturer

Part Number

F9-75-355
Sale Price

$352.17

2 left at this price

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Usually delivered within 2 days

free shipping

FREE SHIPPING

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Motive Gear F9-75-355 ring and pinion gear set is engineered for Ford 9.75" rear differentials in 1997-2010 vehicles, providing a 3.55:1 gear ratio for optimized performance and fuel efficiency. Manufactured from high-strength alloy steel with precision machining and lapped finishing, this gear set delivers reliable power transfer from your drivetrain to the wheels.

Key Features:

  • 3.55:1 gear ratio ideal for balanced acceleration and highway cruising
  • High-strength steel construction withstands extreme torque loads
  • Lapped gear finish ensures smooth, quiet operation and extended lifespan
  • Preloaded bearings minimize gear deflection under load
  • Precision-machined tooth patterns for optimal power transmission
  • Direct replacement for Ford 9.75" rear differentials (1997-2010)

This ring and pinion set is designed for professional installation and requires proper setup with the correct installation kit, bearings, and shims. Motive Gear is a trusted name in drivetrain components, offering quality gearing solutions for street, towing, and performance applications.

Products specifications

Fits

Ford F-150 1997-2018, F-250 Super Duty 1999, Expedition 1997-2016, 2018, F-250 1997-99, Excursion 2000-04, F-250 Pickup 1997-99, E-150 2002-14, Transit-250 2015-18, E-150 Econoline 1997-2005, 2007-08, F-250 HD 1997 + 13 more models

Calculator

Gear Ratio Calculator

Cover Bolts

12

Installation Kit Included

No

Pinion Gear Teeth

11

Pinion Shaft Diameter (in)

1.970 in.

Pinion Spline Count

31

Quantity

Sold as a set.

Ring and Pinion Ratio

3.55:1

Ring Gear Bolts

12

Ring Gear Diameter (in)

9.750 in.

Ring Gear Rotation

Standard

Ring Gear Teeth

39

Tool

Transmission Lookup

Pinion Gear Tooth Quantity

11

Ring and Pinion Gear Ratio

3.55

Ring Gear Tooth Quantity

39

Cover Bolt Quantity

12

Ring Gear Diameter

9.75

Pinion Shaft Diameter

1.97

Ring Gear Bolt Quantity

12

Differential Case Design Type

Ford 9.75

Ring Gear Material

8620 Steel

Prop 65

WARNING: Cancer - www.p65warnings.ca.gov

Position

Rear

you cancelled my last order for no reason

Easy and affordable

Shipping was fast and without damage and the price was great.

Great customer service. My product came quickly and just as described. Can't beat the prices anywhere on the internet, I looked for 2 months before buying. Thanks!

Good prices and easy ordering process (order #18003). The only issue that I had was after placing the order, completing the entire process, I received three emails stating that "We noticed that you started checking out on our site, but didn't quite finish the process". After calling customer service, they ensured me that the order was complete. Since then, I receive the same email(3 emails at a time) on a daily basis. Just a little annoying, but easy enough to delete.

I placed an order for Race Ramps and not only were they the best price I could find, but the shipping time was excellent as well!

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