2015+ Mustang rear components for use in Factory Five Type 65 Coupe, MK4 Roadster, ’33 Hot Rod Coupe/Pickup/Roadster in a special package! It includes both the 8.8″ IRS differential and the knuckle kit with toe bearing. Both items have a combined value of $1639 and can be yours for just $1280! Ask about the rear brake kit that goes well with this package!
Super 8.8″ IRS Differential 3.55 and Knuckle Kit
- Ask us about the brake kit we recommend to pair with this package!
- Includes 8.8″ IRS differential (M-4001-88355) and knuckle kit w/toe bearing(M-5970-M)
- Fits 2015+ Mustang equipped with manual gearbox (GT or V-6)
- Iron housing with aluminum cover (aluminum housing available for $680)
- Includes 3.55:1 ratio gear set M-4209-88355A and Traction-Lok differential M-4204-M
- Custom calibration required for speedometer and shift corrections
- Adaptable to automatic transmission (requires automatic IRS pinion flange)
- Knuckle set limits down time for FR3 suspension kit install
- Toe Link Bearing Kit pressed in for easy bolt-in installation
- $1639 total value!
- Shipping costs more than $15!
Optional Aluminum Housing Upgrade Available for an Additional Cost
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