Ford Performance M-4210-B3 Super 8.8" 2015 IRS Ring & Pinion Kit

Fits all Super 8.8" IRS axles in 2015-2026 Mustang

Note: does NOT fit earlier 1986-2014 8.8” axles

Includes:

• OEM pinion bearings and races
• OEM Differential bearings and races 
• Pinion and Differential Shims
• Crush sleeve
• Pinion nut
• Pinion seal
• Ring gear bolts
• Gear-marking compound 

• Differential Case Design Type: Ford Super 8.8 in., IRS
• Cover Bolts: 12
• Ring Gear Bolts: 10
• Axle Shaft Spline Quantity: 34
• Pinion Spline Count: 30
• Ring Gear Rotation: Standard
• Cover Gasket Included: No
• Pinion Shims Included: Yes
• Carrier Shims Included: Yes
• Crush Sleeve Included: Yes
• Pinion Seal Included: Yes
• Pinion Nut Included: Yes
• Ring Gear Bolts Included: Yes
• Head Bearing Included: Yes
• Tail Bearing Included: Yes
• Carrier Bearings Included: Yes
• Axle Seals Included: No
• Axle Bearings Included: No