Differential Ring & Pinion Motive Gear G886345 For GM 8.6" IRS, Gear Ratio 3.45, 10-Bolt 32 Spline 11-Pinion & 38-Ring Tooth - Fits 2010–2015 Chevrolet Camaro, Replaces 40037664, GM8.6IRS-345-OE

More about this item : Differential Ring & Pinion Motive Gear G886345 For GM 8.6" IRS, Gear Ratio 3.45, 10-Bolt 32 Spline 11-Pinion & 38-Ring Tooth - Fits 2010–2015 Chevrolet Camaro, Replaces 40037664, GM8.6IRS-345-OE

Short Summary: The G886345 Ring and Pinion Set from Motive Gear is designed for GM 8.6" IRS differentials, featuring a precise 3.45 gear ratio for optimal performance.

Built from premium 8620 steel, this gear set is suitable for 2010–2015 Chevrolet Camaro models (excluding ZL1).

Key Features Differential Model: GM 8.6" IRS Gear Ratio: 3.45 Ring Gear Teeth: 38 Pinion Gear Teeth: 11 Pinion Spline Count: 32 Pinion Shaft Diameter: 1.87" Ring Gear Outside Diameter: 8.6" Ring Gear Material: 8620 Steel Cover Bolt Quantity: 10 Rotation: Standard Warranty: 2 Years or 100,000 Miles Vehicle Compatibility Chevrolet 2010–2015 Chevrolet Camaro (Excludes ZL1) Replaces OEM & Aftermarket Part Numbers American Axle & Manufacturing: 40037664 Nitro Gear & Axle: GM8.6IRS-345-OE Warranty & Quality Assurance Motive Gear backs this ring and pinion set with a 2-year or 100,000-mile warranty.

Designed and manufactured to OEM standards, it ensures reliable performance, reduced noise, and precise fitment for long-term durability and smooth operation.