Ensure a secure and reliable differential assembly with this high-quality Ring Gear Bolt Washer, designed for 1955-1979 GM cars and trucks equipped with a 12-bolt or 8.2" differential. This washer provides proper load distribution for the ring gear bolts, preventing loosening under high torque and stress. Manufactured from durable, heat-treated steel, it ensures long-lasting performance and a factory-style fit. Whether you're rebuilding your rear end or replacing worn hardware, this washer is essential for maintaining differential integrity and performance.
Installation:
Difficulty: 2/5 – Requires basic hand tools for installation. Remove the old washers, align the new washers with the ring gear bolts, and torque the bolts to factory specifications. Installation typically takes under 30 minutes.
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| Make | Model | Years |
| Chevrolet | 3100 | 1959 |
| Chevrolet | 3B | 1959 |
| Chevrolet | 3C | 1959 |
| Chevrolet | 3D | 1959 |
| Chevrolet | 3E | 1959 |
| Chevrolet | 3F | 1959 |
| Chevrolet | 3G | 1959 |
| Chevrolet | C10 Panel | 1960 - 1964 |
| Chevrolet | C10 Pickup | 1960 - 1964 |
| Chevrolet | C20 Pickup | 1960 - 1964 |
| Chevrolet | C30 Panel | 1960 - 1964 |
| Chevrolet | C30 Pickup | 1960 - 1964 |
| Chevrolet | C40 | 1960 - 1962 |
| Chevrolet | Corvair Truck | 1961 - 1964 |
| Chevrolet | El Camino | 1959 - 1964 |
| Chevrolet | K10 Pickup | 1960 - 1964 |
| Chevrolet | K20 Pickup | 1960 - 1964 |
| Chevrolet | P10 Series | 1960 - 1964 |
| Chevrolet | P20 Series | 1960 - 1964 |
| Chevrolet | P30 Series | 1960 - 1964 |
| Chevrolet | Sedan Delivery | 1955 - 1960 |
| Chevrolet | Suburban | 1955 - 1964 |
| Chevrolet | Truck | 1955 - 1960 |
| GMC | 100-22 | 1955 |
| GMC | 1000 Series | 1960 - 1964 |
| GMC | 100 | 1955 - 1959 |
| GMC | 150-22 | 1955 |
| GMC | 1500 Series | 1960 - 1964 |
| GMC | 150 | 1955 - 1959 |
| GMC | 250-22 | 1955 |
| GMC | 2500 Series | 1960 - 1964 |
| GMC | 250 | 1955 - 1959 |
| GMC | 280-22 | 1955 |
| GMC | 3000 | 1960 - 1964 |
| GMC | 300 | 1955 - 1959 |
| GMC | 350-8 | 1955 - 1959 |
| GMC | 3500 | 1960 - 1964 |
| GMC | 370 | 1955 - 1959 |
| GMC | B3500 | 1964 |
| GMC | F350 | 1955 - 1959 |
| GMC | F370 | 1955 - 1959 |
| GMC | FM340 | 1955 - 1959 |
| GMC | FM350 | 1955 - 1959 |
| GMC | G1000 Series | 1963 - 1964 |
| GMC | I1000 | 1964 |
| GMC | M300 | 1955 - 1959 |
| GMC | M340 | 1955 - 1956 |
| GMC | PB1000 Series | 1961 - 1964 |
| GMC | PB1500 Series | 1963 - 1964 |
| GMC | PB2500 Series | 1963 - 1964 |
| GMC | PM150 | 1955 - 1959 |
| GMC | PM151 | 1955 - 1959 |
| GMC | PM152 | 1955 - 1959 |
| GMC | PM153 | 1955 - 1959 |
| GMC | PM250 | 1955 - 1959 |
| GMC | PM251 | 1956 - 1959 |
| GMC | PM252 | 1955 - 1958 |
| GMC | PM253 | 1955 - 1958 |
| GMC | PV1000 | 1960 |
| GMC | S300 | 1955 - 1959 |
| GMC | S370 | 1955 - 1959 |
| GMC | Suburban | 1955 - 1964 |
| GMC | Truck | 1955 - 1960 |
| GMC | V3000 Forward Control | 1960 - 1963 |
