OE Quality
60-Day Returns

Timken 8611N Differential Pinion Seal - Front or Rear
Reliable Differential Pinion Seal for Select GM and Isuzu Vehicles
The Timken 8611N Differential Pinion Seal is designed to provide a secure and durable seal for driveline components. Engineered for compatibility with various Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Pontiac models, this seal helps maintain optimal differential performance by preventing leaks and contamination.
- Precision-engineered to fit specific Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Pontiac models
- Durable construction to resist wear and maintain sealing integrity
- Compatible with popular models including Chevrolet Blazer, GMC Jimmy, Pontiac Firebird, and Buick Rainier
- Part number 8611N ensures exact replacement fit
- Designed for driveline and axle sealing applications
Product Overview and Compatibility
The Timken 8611N Differential Pinion Seal is a critical component in the driveline and axle system, designed to prevent gear oil leakage from the differential pinion area. This seal is compatible with a range of vehicles such as the Chevrolet Astro, Camaro, and S10, GMC Jimmy and Sonoma, Buick Rainier, Pontiac Firebird, and Isuzu Hombre. By maintaining a tight seal, it helps protect the differential gears and bearings from dirt and moisture, contributing to the longevity and reliability of the vehicle’s driveline.
Common Applications and Problem Resolution
- Prevents differential oil leaks that can cause driveline damage
- Eliminates contamination from dirt and debris entering the differential
- Reduces the risk of premature wear on pinion bearings and gears
- Helps maintain proper lubrication levels within the differential housing
- Addresses noise and vibration issues related to seal failure
Installation Notes and Tips
When installing the Timken 8611N Differential Pinion Seal, ensure the differential housing and pinion shaft are clean and free of debris. Use appropriate tools to avoid damaging the seal during installation. It is recommended to inspect the pinion bearing and other related components for wear or damage before assembly. Proper lubrication of the seal lips will aid in installation and initial operation.
Quality Assurance and Warranty
Timken manufactures the 8611N Differential Pinion Seal to meet strict quality standards, ensuring reliable performance in demanding automotive applications. While specific warranty details may vary, Timken products typically come with a limited warranty against defects in material and workmanship. Refer to Timken’s official documentation for complete warranty information.
This part fits 241 vehicles. Search below:
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 2007 | Buick | Rainier | AWD | Front | |
| 2006 | Buick | Rainier | AWD | Front | |
| 2005 | Buick | Rainier | AWD | Front | |
| 2005 | Chevrolet | Blazer | 4WD | Front | |
| 2004 | Buick | Rainier | AWD | Front | |
| 2004 | Chevrolet | Blazer | 4WD | Front | |
| 2004 | Chevrolet | S10 | 4WD | Front | |
| 2004 | GMC | Sonoma | 4WD | Front | |
| 2004 | Oldsmobile | Bravada | AWD | Front | |
| 2003 | Chevrolet | Blazer | 4WD | Front | |
| 2003 | Chevrolet | S10 | 4WD | Front | |
| 2003 | GMC | Sonoma | 4WD | Front | |
| 2003 | Oldsmobile | Bravada | AWD | Front | |
| 2002 | Chevrolet | Blazer | 4WD | Front | |
| 2002 | Chevrolet | S10 | 4WD | Front | |
| 2002 | GMC | Sonoma | 4WD | Front | |
| 2002 | Oldsmobile | Bravada | AWD | Front | |
| 2001 | Chevrolet | Astro | RWD | Front | |
| 2001 | Chevrolet | Astro | AWD | Front | |
| 2001 | Chevrolet | Blazer | 4WD | Front | |
| 2001 | Chevrolet | Blazer | AWD | Front | |
| 2001 | Chevrolet | S10 | 4WD | Front | |
| 2001 | GMC | Jimmy | 4WD | Front | |
| 2001 | GMC | Jimmy | AWD | Front | |
| 2001 | GMC | Safari | RWD | Front | |
| 2001 | GMC | Safari | AWD | Front | |
| 2001 | GMC | Sonoma | 4WD | Front | |
| 2001 | Oldsmobile | Bravada | AWD | Front | |
| 2000 | Chevrolet | Astro | RWD | Front | |
| 2000 | Chevrolet | Astro | AWD | Front | |
| 2000 | Chevrolet | Blazer | 4WD | Front | |
| 2000 | Chevrolet | Blazer | AWD | Front | |
| 2000 | Chevrolet | S10 | 4WD | Front | |
| 2000 | Chevrolet | S10 | FWD | Front | |
| 2000 | GMC | Jimmy | 4WD | Front | |
| 2000 | GMC | Jimmy | AWD | Front | |
| 2000 | GMC | Safari | RWD | Front | |
| 2000 | GMC | Safari | AWD | Front | |
| 2000 | GMC | Sonoma | 4WD | Front | |
| 2000 | Isuzu | Hombre | 4WD | Front | Compatible with manual transmission, 7.25" ring gear, includes differential pinion seal. |
| 2000 | Oldsmobile | Bravada | AWD | Front | |
| 1999 | Chevrolet | Astro | RWD | Front | |
| 1999 | Chevrolet | Astro | AWD | Front | |
| 1999 | Chevrolet | S10 | 4WD | Front | |
| 1999 | Chevrolet | S10 | FWD | Front | |
| 1999 | GMC | Safari | RWD | Front | |
| 1999 | GMC | Safari | AWD | Front | |
| 1999 | GMC | Sonoma | 4WD | Front | |
| 1999 | Isuzu | Hombre | 4WD | Front | Compatible with manual transmission, 7.25" ring gear, includes differential pinion seal. |
| 1999 | Oldsmobile | Bravada | AWD | Front | |
| 1998 | Chevrolet | Astro | RWD | Front | |
| 1998 | Chevrolet | Astro | AWD | Front | |
| 1998 | Chevrolet | S10 | 4WD | Front | |
| 1998 | Chevrolet | S10 | FWD | Front | |
| 1998 | GMC | Safari | RWD | Front | |
| 1998 | GMC | Safari | AWD | Front | |
| 1998 | GMC | Sonoma | 4WD | Front | |
| 1998 | Isuzu | Hombre | 4WD | Front | Compatible with manual transmission, 7.25" ring gear, includes differential pinion seal. |
| 1998 | Oldsmobile | Bravada | AWD | Front | |
| 1997 | Chevrolet | Astro | RWD | Front | |
| 1997 | Chevrolet | Astro | AWD | Front | |
| 1997 | Chevrolet | S10 | 4WD | Front | |
| 1997 | Chevrolet | S10 | FWD | Front | |
| 1997 | GMC | Safari | RWD | Front | |
| 1997 | GMC | Safari | AWD | Front | |
| 1997 | GMC | Sonoma | 4WD | Front | |
| 1997 | Oldsmobile | Bravada | AWD | Front | |
| 1996 | Chevrolet | Astro | RWD | Front | |
| 1996 | Chevrolet | Astro | AWD | Front | |
| 1996 | Chevrolet | S10 | 4WD | Front | |
| 1996 | GMC | Safari | RWD | Front | |
| 1996 | GMC | Safari | AWD | Front | |
| 1996 | GMC | Sonoma | 4WD | Front | |
| 1996 | Oldsmobile | Bravada | AWD | Front | |
| 1995 | Chevrolet | Astro | RWD | Front | |
| 1995 | Chevrolet | Astro | AWD | Front | |
| 1995 | Chevrolet | S10 | 4WD | Front | |
| 1995 | GMC | Safari | RWD | Front | |
| 1995 | GMC | Safari | AWD | Front | |
| 1995 | GMC | Sonoma | 4WD | Front | |
| 1994 | Chevrolet | Astro | RWD | Front | |
| 1994 | Chevrolet | Astro | AWD | Front | |
| 1994 | Chevrolet | S10 | 4WD | Front | |
| 1994 | Chevrolet | S10 Blazer | 4WD | Front | |
| 1994 | GMC | Safari | RWD | Front | |
| 1994 | GMC | Safari | AWD | Front | |
| 1994 | GMC | Sonoma | 4WD | Front | |
| 1994 | Oldsmobile | Bravada | AWD | Front | |
| 1993 | Chevrolet | Astro | RWD | Front | |
| 1993 | Chevrolet | Astro | AWD | Front | |
| 1993 | Chevrolet | S10 | 4WD | Front | |
| 1993 | Chevrolet | S10 Blazer | 4WD | Front | |
| 1993 | GMC | Safari | RWD | Front | |
| 1993 | GMC | Safari | AWD | Front | |
| 1993 | GMC | Sonoma | 4WD | Front | |
| 1993 | Oldsmobile | Bravada | AWD | Front | |
| 1992 | Chevrolet | Astro | RWD | Front | |
| 1992 | Chevrolet | Astro | AWD | Front | |
| 1992 | Chevrolet | S10 | 4WD | Front | |
| 1992 | Chevrolet | S10 Blazer | 4WD | Front | |
| 1992 | GMC | Safari | RWD | Front | |
| 1992 | GMC | Safari | AWD | Front | |
| 1992 | GMC | Sonoma | 4WD | Front | |
| 1992 | Oldsmobile | Bravada | AWD | Front | |
| 1991 | Chevrolet | Astro | RWD | Front | |
| 1991 | Chevrolet | Astro | AWD | Front | |
| 1991 | Chevrolet | S10 | 4WD | Front | |
| 1991 | Chevrolet | S10 Blazer | 4WD | Front | |
| 1991 | GMC | S15 Jimmy | 4WD | Front | |
| 1991 | GMC | Safari | RWD | Front | |
| 1991 | GMC | Safari | AWD | Front | |
| 1991 | GMC | Sonoma | 4WD | Front | |
| 1991 | Oldsmobile | Bravada | AWD | Front | |
| 1990 | Chevrolet | Astro | RWD | Front | |
| 1990 | Chevrolet | Astro | AWD | Front | |
| 1990 | Chevrolet | S10 | 4WD | Front | |
| 1990 | Chevrolet | S10 Blazer | 4WD | Front | |
| 1990 | GMC | S15 | 4WD | Front | |
| 1990 | GMC | S15 Jimmy | 4WD | Front | |
| 1990 | GMC | Safari | RWD | Front | |
| 1990 | GMC | Safari | AWD | Front | |
| 1989 | Chevrolet | S10 | 4WD | Front | |
| 1989 | Chevrolet | S10 Blazer | 4WD | Front | |
| 1989 | GMC | S15 | 4WD | Front | |
| 1989 | GMC | S15 Jimmy | 4WD | Front | |
| 1988 | Chevrolet | S10 | 4WD | Front | |
| 1988 | Chevrolet | S10 Blazer | 4WD | Front | |
| 1988 | GMC | S15 | 4WD | Front | |
| 1988 | GMC | S15 Jimmy | 4WD | Front | |
| 1987 | Chevrolet | S10 | 4WD | Front | |
| 1987 | Chevrolet | S10 Blazer | 4WD | Front | |
| 1987 | GMC | S15 | 4WD | Front | |
| 1987 | GMC | S15 Jimmy | 4WD | Front | |
| 1986 | Chevrolet | S10 | 4WD | Front | |
| 1986 | Chevrolet | S10 Blazer | 4WD | Front | |
| 1986 | GMC | S15 | 4WD | Front | |
| 1986 | GMC | S15 Jimmy | 4WD | Front | |
| 1985 | Chevrolet | S10 | 4WD | Front | |
| 1985 | Chevrolet | S10 Blazer | 4WD | Front | |
| 1985 | GMC | S15 | 4WD | Front | |
| 1985 | GMC | S15 Jimmy | 4WD | Front | |
| 1984 | Chevrolet | S10 | 4WD | Front | |
| 1984 | Chevrolet | S10 Blazer | 4WD | Front | |
| 1984 | GMC | S15 | 4WD | Front | |
| 1984 | GMC | S15 Jimmy | 4WD | Front | |
| 1983 | Chevrolet | S10 | 4WD | Front | |
| 1983 | Chevrolet | S10 Blazer | 4WD | Front | |
| 1983 | GMC | S15 | 4WD | Front | |
| 1983 | GMC | S15 Jimmy | 4WD | Front | |
| 1979 | Chevrolet | El Camino | Rear | Fits Manual Transmission Differential with 8.88 in. Ring Gear and Pinion Seal | |
| 1978 | Chevrolet | El Camino | Rear | Fits Manual Transmission Differential with 8.88 in. Ring Gear and Pinion Seal | |
| 1977 | Chevrolet | El Camino | Rear | Fits Manual Transmission Differential with 8.88 in. Ring Gear and Pinion Seal | |
| 1977 | Chevrolet | Monza | Rear | 6.5 in. Ring Gear - 2.66 in. Seal O.D. - Differential Pinion Race. | |
| 1976 | Buick | Skyhawk | Rear | ||
| 1976 | Chevrolet | El Camino | Rear | Fits Manual Transmission Differential with 8.88 in. Ring Gear and Pinion Seal | |
| 1976 | Chevrolet | Monza | Rear | 6.5 in. Ring Gear - 2.66 in. Seal O.D. - Differential Pinion Race. | |
| 1975 | Buick | Skyhawk | Rear | ||
| 1975 | Chevrolet | C10 | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1975 | Chevrolet | C10 Suburban | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1975 | Chevrolet | El Camino | Rear | Fits Manual Transmission Differential with 8.88 in. Ring Gear and Pinion Seal | |
| 1975 | Chevrolet | G10 | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1975 | Chevrolet | K10 | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1975 | Chevrolet | K10 Suburban | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1975 | Chevrolet | K5 Blazer | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1975 | Chevrolet | Monza | Rear | 6.5 in. Ring Gear - 2.66 in. Seal O.D. - Differential Pinion Race. | |
| 1975 | GMC | G15 | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1975 | GMC | Jimmy | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1975 | Oldsmobile | Starfire | Rear | ||
| 1974 | Chevrolet | Blazer | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1974 | Chevrolet | C10 Suburban | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1974 | Chevrolet | El Camino | Rear | Fits Manual Transmission Differential with 8.88 in. Ring Gear and Pinion Seal | |
| 1974 | Chevrolet | K10 Suburban | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1974 | GMC | G15/G1500 Van | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1974 | GMC | Jimmy | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1973 | Chevrolet | Blazer | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1973 | Chevrolet | C10 Suburban | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1973 | Chevrolet | El Camino | Rear | Fits Manual Transmission Differential with 8.88 in. Ring Gear and Pinion Seal | |
| 1973 | Chevrolet | K10 Suburban | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1973 | GMC | G15/G1500 Van | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1973 | GMC | Jimmy | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1972 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1972 | Chevrolet | Caprice | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1972 | Chevrolet | El Camino | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1972 | Chevrolet | Impala | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1972 | Chevrolet | Nova | Rear | Differential Pinion Bearing fits 10 Bolt Housing Cover and Differential Pinion Race. | |
| 1971 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1971 | Chevrolet | Caprice | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1971 | Chevrolet | El Camino | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1971 | Chevrolet | Impala | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1971 | Chevrolet | Nova | Rear | Differential Pinion Bearing fits 10 Bolt Housing Cover and Differential Pinion Race. | |
| 1971 | Pontiac | Firebird | Rear | Differential Pinion Bearing fits 10 Bolt Housing Cover and Differential Pinion Race. | |
| 1970 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1970 | Chevrolet | Camaro | Rear | Differential Pinion Bearing fits 10 Bolt Housing Cover and Differential Pinion Race. | |
| 1970 | Chevrolet | Caprice | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1970 | Chevrolet | El Camino | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1970 | Chevrolet | Impala | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1970 | Chevrolet | Nova | Rear | Differential Pinion Bearing fits 10 Bolt Housing Cover and Differential Pinion Race. | |
| 1970 | Pontiac | Firebird | Rear | Differential Pinion Bearing fits 10 Bolt Housing Cover and Differential Pinion Race. | |
| 1969 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1969 | Chevrolet | Camaro | Rear | Differential Pinion Bearing fits 10 Bolt Housing Cover and Differential Pinion Race. | |
| 1969 | Chevrolet | Caprice | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1969 | Chevrolet | El Camino | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1969 | Chevrolet | Impala | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1968 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1968 | Chevrolet | Camaro | Rear | Differential Pinion Bearing fits 10 Bolt Housing Cover and Differential Pinion Race. | |
| 1968 | Chevrolet | Caprice | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1968 | Chevrolet | El Camino | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1968 | Chevrolet | Impala | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1967 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1967 | Chevrolet | Camaro | Rear | Differential Pinion Bearing fits 10 Bolt Housing Cover and Differential Pinion Race. | |
| 1967 | Chevrolet | Caprice | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1967 | Chevrolet | El Camino | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1967 | Chevrolet | Impala | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1967 | Chevrolet | Malibu | Rear | Differential Pinion Bearing fits 10 Bolt Housing Cover and Differential Pinion Race. | |
| 1966 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1966 | Chevrolet | Caprice | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1966 | Chevrolet | El Camino | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1966 | Chevrolet | Impala | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1966 | Chevrolet | Malibu | Rear | Differential Pinion Bearing fits 10 Bolt Housing Cover and Differential Pinion Race. | |
| 1965 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1965 | Chevrolet | El Camino | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1965 | Chevrolet | Impala | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1965 | Chevrolet | Malibu | Rear | Differential Pinion Bearing fits 10 Bolt Housing Cover and Differential Pinion Race. | |
| 1964 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1964 | Chevrolet | El Camino | Rear | Differential Pinion Bearing fitment for 8.13 in. Ring Gear | |
| 1964 | Chevrolet | Impala | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1964 | Chevrolet | Malibu | Rear | Differential Pinion Bearing fits 10 Bolt Housing Cover and Differential Pinion Race. | |
| 1963 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1963 | Chevrolet | Impala | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1962 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1962 | Chevrolet | Impala | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1961 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1961 | Chevrolet | Impala | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1960 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1960 | Chevrolet | Impala | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1959 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1959 | Chevrolet | Impala | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1958 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1957 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1956 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. | |
| 1955 | Chevrolet | Bel Air | Rear | 10 Bolt Housing Cover; 1.5 in. I.D. |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.