Yukon Gear YGGM8.5-390 Differential Ring and Pinion
Product Availability Request
Fill the form and our team will contact you.
Yukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon designed the gear tooth surface finish to reduce friction and heat, and use high grade steel in both the ring & pinion, with fitment designed to OEM spec
Yukon Gear & Axle high-performance ring and pinion gear sets are the benchmark of quality in the automotive gear industry. Yukon engineers use state-of-the art design, advanced heat-treating techniques, and leading-edge quality testing processes to ensure the structure and surface finish meet exacting specifications and quality standards. Yukon offers its Y.E.S. Plan, a lifetime, comprehensive, no-questions-asked protection plan covering your gear set for as long as you own your vehicle. Whether you’ve added tons of horsepower under the hood, upgraded to bigger tires, are just want to optimize the traction performance of your ride, Yukon offers the widest selection of gear ratios on the market to accommodate every need.
Features
- 8.50" ring gear diameter
- Fits GM 8.5" and 8.6"
- 10 ring gear bolts
- 30 spline pinion
- 3.90 ratio
Specifications
| AAP Selling Package Quantity UOM | EA |
| AAP_UDA_12 | EA |
| AAP_UDA_22 | 1 |
| Axle Type | Semi Float |
| California Proposition 65 | Not Applicable |
| Cover Bolt Quantity | 10 |
| Gear Ratio | 3.9 |
| Mounting Hardware Included | No |
Short Description: Ring & Pinion Set
Invoice Description: YG GM8.5-390
Definition: Differential Ring and Pinion
Installation Guide: Download PDF
Warranty: 1 Year
| Year | Make | Model |
|---|---|---|
| 1973-1975 | Buick | Apollo |
| 1971-1989 | Buick | Electra |
| 2004-2007 | Buick | Rainier |
| 1973-1987 | Buick | Regal |
| 1975-1978 | Buick | Riviera |
| 1970-1972 | Buick | Skylark |
| 1975-1979 | Buick | Skylark |
| 1999-2000 | Cadillac | Escalade |
| 2002-2013 | Cadillac | Escalade |
| 2002-2006 | Chevrolet | Avalanche 1500 |
| 2007-2013 | Chevrolet | Avalanche |
| 1970-1975 | Chevrolet | Bel Air |
| 1987-1994 | Chevrolet | Blazer |
| 1979-1986 | Chevrolet | C10 Suburban |
| 1979-1986 | Chevrolet | C10 |
| 1992-1999 | Chevrolet | C1500 Suburban |
| 1988-1999 | Chevrolet | C1500 |
| 1989-2000 | Chevrolet | C2500 |
| 1970-1981 | Chevrolet | Camaro |
| 1970-1996 | Chevrolet | Caprice |
| 1973 | Chevrolet | Chevelle |
| 2004-2012 | Chevrolet | Colorado |
| 1971-1976 | Chevrolet | El Camino |
| 1996-2014 | Chevrolet | Express 1500 |
| 1979-1995 | Chevrolet | G10 |
| 1975-1995 | Chevrolet | G20 |
| 1971-1985 | Chevrolet | Impala |
| 1994-1996 | Chevrolet | Impala |
| 1977-1986 | Chevrolet | K10 Suburban |
| 1977-1986 | Chevrolet | K10 |
| 1992-1999 | Chevrolet | K1500 Suburban |
| 1988-1999 | Chevrolet | K1500 |
| 1977-1986 | Chevrolet | K20 Suburban |
| 1977-1986 | Chevrolet | K20 |
| 1977-1986 | Chevrolet | K5 Blazer |
| 1978-1983 | Chevrolet | Malibu |
| 1973-1978 | Chevrolet | Monte Carlo |
| 1970-1979 | Chevrolet | Nova |
| 1987-1988 | Chevrolet | R10 Suburban |
| 1987 | Chevrolet | R10 |
| 1989-1991 | Chevrolet | R1500 Suburban |
| 1994-2004 | Chevrolet | S10 |
| 2003-2006 | Chevrolet | SSR |
| 1999-2017 | Chevrolet | Silverado 1500 |
| 2000-2014 | Chevrolet | Suburban 1500 |
| 1995-2017 | Chevrolet | Tahoe |
| 2002-2009 | Chevrolet | Trailblazer |
| 1987-1988 | Chevrolet | V10 Suburban |
| 1987 | Chevrolet | V10 |
| 1989-1991 | Chevrolet | V1500 Suburban |
| 1987-1988 | Chevrolet | V20 Suburban |
| 1987 | Chevrolet | V20 |
| 1989-1991 | Chevrolet | V2500 Suburban |
| 1979-1986 | GMC | C1500 Suburban |
| 1992-1999 | GMC | C1500 Suburban |
| 1979-1986 | GMC | C1500 |
| 1988-1999 | GMC | C1500 |
| 1997-2000 | GMC | C2500 |
| 2004-2012 | GMC | Canyon |
| 2002-2009 | GMC | Envoy |
| 1979-1995 | GMC | G1500 |
| 1979-1995 | GMC | G2500 |
| 1978 | GMC | G25 |
| 1977-1978 | GMC | K15 Suburban |
| 1979-1985 | GMC | K1500 Suburban |
| 1992-1999 | GMC | K1500 Suburban |
| 1979-1986 | GMC | K1500 |
| 1988-1999 | GMC | K1500 |
| 1977-1978 | GMC | K15 |
| 1977-1978 | GMC | K25 Suburban |
| 1979-1986 | GMC | K2500 Suburban |
| 1979-1986 | GMC | K2500 |
| 1977-1978 | GMC | K25 |
| 1987-1991 | GMC | R1500 Suburban |
| 1987 | GMC | R1500 |
| 1996-2014 | GMC | Savana 1500 |
| 1996-1998 | GMC | Savana 2500 |
| 1999-2017 | GMC | Sierra 1500 |
| 1994-2004 | GMC | Sonoma |
| 1992-1993 | GMC | Typhoon |
| 1987-1991 | GMC | V1500 Suburban |
| 1987 | GMC | V1500 |
| 1987-1991 | GMC | V2500 Suburban |
| 1987 | GMC | V2500 |
| 2000-2014 | GMC | Yukon XL 1500 |
| 1992-2013 | GMC | Yukon |
| 2006-2010 | Hummer | H3 |
| 2003-2008 | Isuzu | Ascender |
| 1985-1987 | Oldsmobile | Cutlass Supreme |
| 1970-1977 | Oldsmobile | Cutlass |
| 1973-1979 | Oldsmobile | Omega |
| 1970-1986 | Pontiac | Bonneville |
| 1970-1981 | Pontiac | Catalina |
| 1970-1981 | Pontiac | Firebird |
| 1970-1973 | Pontiac | GTO |
| 1971-1987 | Pontiac | Grand Prix |
| 1971-1981 | Pontiac | LeMans |
| 1976-1977 | Pontiac | Ventura |
| 2005-2009 | Saab | 9-7x |
99 applications listed.
Shipping Information
Free shipping is available for eligible orders.
Shipping: For USA - Up to 50lbs.
Orders are processed during normal business days. Delivery dates may vary by carrier and destination.
Questions & Answers
Questions
Have a question? Ask people who own it.
Start typing your question and we'll check if it was already asked and answered.
Ask a Question
Guaranteed
Shipping
Returns
Support
Frequently Paired With
