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Replacement Parts

Transmission & Drive Train

Differential Rings & Pinions

Motive Gear G80411, Differential Ring & Pinion, For GM 7.75" IRS, Gear Ratio: 4.11, 8-Bolt, 27 Spline, 9 Pinion & 37 Ring Tooth - Fits 2004–2006 Pontiac GTO

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Variations

Motive Gear G80411, Differential Ring & Pinion, For GM 7.75" IRS, Gear Ratio: 4.11, 8-Bolt, 27 Spline, 9 Pinion & 37 Ring Tooth - Fits 2004–2006 Pontiac GTO
- Built for GM 7.75" Independent Rear Suspension (IRS) axles, this Motive Gear G80411 ring and pinion delivers high-performance gearing in a 4.11 ratio. Ideal for muscle car builds and performance upgrades, especially in IRS-configured drivetrains
- Features 8620 steel construction for superior strength and long-term durability. Engineered with 9 pinion teeth and 37 ring teeth for a smooth balance of torque delivery and highway driveability.
- Includes an 8-bolt ring gear and 27-spline pinion shaft with a 1.376" diameter, ensuring a precise OEM fit in compatible GM IRS housings—made for direct replacement or upgrade.
- Compatible with 2004–2006 Pontiac GTO models equipped with the GM 7.75" IRS rear end. Perfect for street or performance applications requiring a 4.11 gear ratio for improved acceleration.
- Backed by a 2-Year / 100,000-Mile warranty, Motive Gear provides trusted quality and performance. Designed for easy installation with factory-style components, including standard rotation gearing.

Country	USA
Brand	Motive Gear
Manufacturer	Motive Gear
Binding	Automotive
ItemPartNumber	G80411
Model	G80411
Warranty	2 Years or 100,000 Miles
ReleaseDate	2016-01-29
Size	37-9 Teeth, 4.11 Ratio
UnitCount	1
UPCs	698231942239
EANs	0698231942239

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