Zone Offroad 73-80 Chevy 1/2 3/4 Ton T-Case Drop
Special Order
This part is still available to order. Once you place your order, we’ll submit it directly to Zone Offroad, and they’ll ship it straight to you.
Delivery times can vary depending on the brand, so we can’t guarantee an exact arrival date. What we can guarantee is that we’ll stay on top of your order, monitor its progress, and keep you updated until it reaches your door.
Special-order items are typically not kept in stock by most retailers. By ordering through us, your order is placed directly with Zone Offroad, assuring you get the part as quickly as possible.
Want to get an estimated delivery timeframe before ordering? Contact us through our contact page, and we’ll be happy to find out for you.
Couldn't load pickup availability
This 1" transfer case drop will help reduce or eliminate the front driveline vibration from 6" or taller suspension lifts by reducing the driveshaft angles. Front driveline correction typically becomes necessary with 6" of lift or more on 73-80 1/2 ton trucks, Blazers, Jimmy's, and Suburban's.
Installation Instructions- Repositions crossmember to improve driveline angles to eliminate driveline vibrations
- Includes brackets, extended hardware and thread locker
- 1" drop, designed for use with 6"+ lift kits
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1973-1974 | Chevrolet | Blazer | Base |
| 1987 | Chevrolet | Blazer | Custom Deluxe |
| 1988-1991 | Chevrolet | Blazer | Scottsdale |
| 1987-1991 | Chevrolet | Blazer | Silverado |
| 1975-1981 | Chevrolet | K10 | Cheyenne |
| 1981-1986 | Chevrolet | K10 | Custom |
| 1975-1980 | Chevrolet | K10 | Custom Deluxe |
| 1981 | Chevrolet | K10 | Deluxe |
| 1975-1986 | Chevrolet | K10 | Scottsdale |
| 1975-1986 | Chevrolet | K10 | Silverado |
| 1973-1974 | Chevrolet | K10 Pickup | Base |
| 1973-1974 | Chevrolet | K10 Suburban | Base |
| 1981-1986 | Chevrolet | K10 Suburban | Custom |
| 1975-1980 | Chevrolet | K10 Suburban | Custom Deluxe |
| 1981 | Chevrolet | K10 Suburban | Deluxe |
| 1975-1980,1982,1984-1986 | Chevrolet | K10 Suburban | Scottsdale |
| 1975-1977,1979-1980,1982-1983,1985-1986 | Chevrolet | K10 Suburban | Silverado |
| 1975-1981 | Chevrolet | K20 | Cheyenne |
| 1981-1986 | Chevrolet | K20 | Custom |
| 1975-1980 | Chevrolet | K20 | Custom Deluxe |
| 1981 | Chevrolet | K20 | Deluxe |
| 1975-1986 | Chevrolet | K20 | Scottsdale |
| 1975-1983,1985-1986 | Chevrolet | K20 | Silverado |
| 1973-1974 | Chevrolet | K20 Pickup | Base |
| 1976 | Chevrolet | K5 Blazer | Base |
| 1975-1980 | Chevrolet | K5 Blazer | Cheyenne |
| 1981-1986 | Chevrolet | K5 Blazer | Custom |
| 1975,1977-1980 | Chevrolet | K5 Blazer | Custom Deluxe |
| 1981 | Chevrolet | K5 Blazer | Deluxe |
| 1984 | Chevrolet | K5 Blazer | Scottsdale |
| 1978,1980-1986 | Chevrolet | K5 Blazer | Silverado |
| 1987 | Chevrolet | V10 | Custom Deluxe |
| 1987 | Chevrolet | V10 | Scottsdale |
| 1987 | Chevrolet | V10 | Silverado |
| 1987 | Chevrolet | V10 Suburban | Custom Deluxe |
| 1987-1988 | Chevrolet | V10 Suburban | Scottsdale |
| 1987-1988 | Chevrolet | V10 Suburban | Silverado |
| 1987 | Chevrolet | V20 | Custom Deluxe |
| 1987 | Chevrolet | V20 | Scottsdale |
| 1987 | Chevrolet | V20 | Silverado |
| 1973-1991 | GMC | Jimmy | Base |
| 1975-1985 | GMC | Jimmy | High Sierra |
| 1975-1990 | GMC | Jimmy | Sierra Classic |
| 1975-1982 | GMC | Jimmy | Sierra Grande |
| 1975-1978 | GMC | K15 | Base |
| 1975-1978 | GMC | K15 | High Sierra |
| 1977 | GMC | K15 | Indy Hauler |
| 1975-1978 | GMC | K15 | Sierra Classic |
| 1975-1978 | GMC | K15 | Sierra Grande |
| 1975-1978 | GMC | K15 Suburban | Base |
| 1975-1978 | GMC | K15 Suburban | High Sierra |
| 1975-1978 | GMC | K15 Suburban | Sierra Classic |
| 1975-1978 | GMC | K15 Suburban | Sierra Grande |
| 1973-1974 | GMC | K15/K1500 Pickup | Base |
| 1973-1974 | GMC | K15/K1500 Suburban | Base |
| 1979-1986 | GMC | K1500 | Base |
| 1979-1986 | GMC | K1500 | High Sierra |
| 1979-1986 | GMC | K1500 | Sierra Classic |
| 1979-1982 | GMC | K1500 | Sierra Grande |
| 1979-1986 | GMC | K1500 Suburban | Base |
| 1979-1986 | GMC | K1500 Suburban | High Sierra |
| 1979-1986 | GMC | K1500 Suburban | Sierra Classic |
| 1979-1982 | GMC | K1500 Suburban | Sierra Grande |
| 1975-1978 | GMC | K25 | Base |
| 1975-1978 | GMC | K25 | High Sierra |
| 1975-1978 | GMC | K25 | Sierra Classic |
| 1975-1978 | GMC | K25 | Sierra Grande |
| 1973-1974 | GMC | K25/K2500 Pickup | Base |
| 1979-1986 | GMC | K2500 | Base |
| 1979-1986 | GMC | K2500 | High Sierra |
| 1979-1986 | GMC | K2500 | Sierra Classic |
| 1979-1982 | GMC | K2500 | Sierra Grande |
| 1987 | GMC | V1500 | Base |
| 1987 | GMC | V1500 | High Sierra |
| 1987 | GMC | V1500 | Sierra Classic |
| 1987 | GMC | V2500 | Base |
| 1987 | GMC | V2500 | High Sierra |
| 1987 | GMC | V2500 | Sierra Classic |
| 1987-1991 | GMC | V2500 Suburban | Base |
| 1987 | GMC | V2500 Suburban | High Sierra |
| 1987-1989 | GMC | V2500 Suburban | Sierra Classic |
| 1990 | GMC | V2500 Suburban | SLE |
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