5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557
5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557
5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557
5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557
5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557
5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557
5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557
5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557
5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557
5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557
5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557
5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557

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5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557

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Brand : Motive Gear
5.57 Ratio Ring & Pinion for Ford 9" Rear Differential 28-Spline.
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5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557
5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557
View Detail
Type
Differential Rings & Pinions
Title
5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557
Price
$462.99 USD
Vendor
Motive Gear
Description
Motive Gear 5.57 Ratio Ring & Pinion Lightweight for Ford 9" Rear Differential – A performance upgrade that boosts torque, acceleration, and drivetrain efficiency for heavy-duty and high-performance vehicles.

More about this item : 5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557

Motive Gear 5.57 Ratio Ring & Pinion Lightweight for Ford 9" Rear Differential – A performance upgrade that boosts torque, acceleration, and drivetrain efficiency for heavy-duty and high-performance vehicles.

5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557
Key Features
  • ✅ 5.57 Gear Ratio – Designed for power transfer, acceleration, and towing capacity for Ford 9-inch rear differentials
  • ✅ 8620 Steel Gear Set – Steel construction reduces rotational mass while providing durability for off-road and racing
  • ✅ Standard Rotation for Differentials – Engineered for reliable power delivery, ensuring performance under heavy loads
  • ✅ Direct Fit for Classic & Performance Vehicles – OEM-spec replacement for Ford and Mercury models
  • ✅ Ideal for Drag Racing, Off-Road & Heavy Load Applications – Built for extreme conditions and efficient drivetrain performance
  • ✅ Compatible with Ford and Mercury Models – Fits various models featuring a 9-inch rear differential
Technical Specifications
  • Length : 15.0 lb
  • Width : 11.0 lb
  • Height : 5.25 lb
  • Weight : 17.94 lb
Product Identifiers
  • ASIN B003TQ3ATU
  • UPC: 698231518069
Shipping Information
  • Ships From : United States
  • Brand : Motive Gear

Frequently Asked Questions About : 5.57 Ratio Motive Gear (F890557AX) Ring & Pinion for Ford 9" Rear Differential 28-Spline – Lightweight Performance Gear Set – Fits Bronco, F-150, Mustang, Torino, Cougar – Replaces F890557, F9557

01 What is the gear ratio?

The gear ratio is 5.57.

02 What vehicles does it fit?

Fits Ford Bronco, F-150, Mustang, Torino, Cougar, and more.

03 What material is the gear set made from?

The gear set is made from lightweight 8620 steel.

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