Installation Time
(approx) a Day
Difficulty Level:
Mechanical expertise or professional installation required.
Installation Guides
No guide available for this part yet.
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Ford Performance IRS Ring and Pinion Gear Kit; 3.73 Gear Ratio (15-26 Mustang)Find parts that fit my vehicle
Item 384403
Our Price
$193.99
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- Mustang IRS Super 8.8-Inch Ring and Pinion Set
- 3.73 Gear Ratio
- MSRP $295.00
- Fits 2015-2026 Mustang
| Brand | Ford Performance |
| Gear Type | Gears |
| Gear Ratio | 3.73 |
Description
Precision Gear Set. The Ford Performance IRS Ring and Pinion Gear Kit with a 3.73 gear ratio provides a vital upgrade to the vehicle's driveline, improving torque delivery and overall rear axle performance. Specifically designed for the Mustang IRS 8.8-inch axle, this kit enhances acceleration and ensures optimal power transfer.
Construction and Appearance. Manufactured from high-strength, heat-treated steel, the kit offers superior durability and long-lasting performance. Its precision-machined gears feature a smooth surface finish, engineered for quiet operation and reduced wear.
Installation. Installation requires moderate mechanical skill and knowledge of differential assemblies. It is designed for direct fitment into the Mustang IRS 8.8-inch axle with no drilling necessary.
Application. Fits 2015-2026 Mustang models.
Technical Note. Installation costs will vary, but a good rule of thumb is between $250 and $300. Be sure to work with a reliable shop that you trust for installations.
Ford Performance M-4209-88373A
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Ring gear
- (1) Pinion gear
4.9
