



⚙️ Upgrade your GM differential — dominate every drive with precision and power!
The Yukon High Performance Ring Pinion Set (YG GM8.5-373) is a robust 3.73 ratio gear set engineered for GM 8.5 and 8.6 differentials. Featuring a 30 spline pinion, 10 ring gear bolts, and ABS provision, it combines cutting-edge manufacturing for quiet, durable, and easy installation. Perfect for street, off-road, or track use, it delivers reliable power and longevity backed by a one-year warranty.

| Manufacturer | Yukon Gear & Axle |
| Brand | Yukon Gear & Axle |
| Model | High Performance GM 8.5 & 8.6 Ring & Pinion Gear Set 3.73 Ratio |
| Product Dimensions | 40.64 x 30.48 x 15.24 cm; 8.03 kg |
| Item model number | YG GM8.5-373 |
| Exterior | Machined |
| Manufacturer Part Number | YG GM8.5-373 |
| OEM Part Number | YGGM8.5373 |
| Special Features | 10 ring gear bolts, 3.73 ratio, 30 spline pinion, 8.50" ring gear diameter, All Yukon ring and pinion sets come standard with a one-year, Compatible Differentials: GM 8.5" Rear 28 Spline, GM 8.5" Rear 30 Spline, GM 8.5" Front 28 Spline, GM 8.5" Front 30 Spline, GM 8.6" Rear, '99-'08, GM 8.6" Rear, '09 & up, Fits GM 8.5" and 8.6", This gear set does have an ABS provision on the pinion; This product is used in a 3.73 ratio, Whether it’s on the street, off-road, or at the track; Yukon ring and pinion sets deliver unrivaled performance and quality, Yukon Ring and Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions, Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up |
| Item Weight | 8.03 Kilograms |
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