Dorman 986-684 Drive Shaft
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$1,020.01
Select your vehicle at the top of the page to check fitment.
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Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
Product Description
Replacing a drive shaft doesn't have to be complicated. This complete drive shaft assembly is pre-balanced and ready to install with 100% new yokes, tubes, constant velocity (CV) joints and universal joints.
- Direct replacement - this drive shaft is made to the original equipment dimensions for dependable fit and performance
- 100% new - this drive shaft is made from all new components so there's no core charge or return hassle
- Ready to install - this drive shaft arrives pre-balanced to make installation quick and simple
- Serviceable construction - non-staked universal joints are designed for future serviceability
Detailed Applications
| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| 1986 | Chevrolet | C20 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1986 | Chevrolet | C30 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1986 | GMC | C2500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1986 | GMC | C3500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1985 | Chevrolet | C20 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1985 | Chevrolet | C30 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1985 | GMC | C2500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1985 | GMC | C3500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1984 | Chevrolet | C20 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1984 | Chevrolet | C30 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1984 | GMC | C2500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1984 | GMC | C3500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1983 | Chevrolet | C20 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1983 | Chevrolet | C30 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1983 | GMC | C2500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1983 | GMC | C3500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1982 | Chevrolet | C20 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1982 | Chevrolet | C30 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1982 | GMC | C2500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1982 | GMC | C3500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1981 | Chevrolet | C20 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1981 | Chevrolet | C30 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1981 | GMC | C2500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1981 | GMC | C3500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1980 | Chevrolet | C20 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1980 | Chevrolet | C30 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1980 | GMC | C2500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1980 | GMC | C3500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1979 | Chevrolet | C20 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1979 | Chevrolet | C30 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1979 | GMC | C2500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1979 | GMC | C3500 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1978 | Chevrolet | C20 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1978 | Chevrolet | C30 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1978 | GMC | C25 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1978 | GMC | C35 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1977 | Chevrolet | C20 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1977 | Chevrolet | C30 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1977 | GMC | C25 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1977 | GMC | C35 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1976 | Chevrolet | C20 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1976 | Chevrolet | C30 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1976 | GMC | C25 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1976 | GMC | C35 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1975 | Chevrolet | C20 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1975 | Chevrolet | C30 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
| 1975 | GMC | C25 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | |
| 1975 | GMC | C35 | 96.0 Inch BedLength; Standard Cab Pickup; RWD; Automatic Trans.; THM400 Trans.; 131.5 Inch Wheelbase | Rear | w/Single Rear Wheel (SRW) |
Product Specifications
| Axle Nut Included: | No |
|---|---|
| Collapsed Length (Flange Face To Flange Face): | 71 in |
| Collapsed Length (Yoke To Bearing): | 25.625 in |
| Collapsed Length (Yoke To Flange Face): | 71 in |
| Compressed Length: | 71 in |
| CV Joints Included: | No |
| Drive Shaft Length (In): | 72.5 in |
| Drive Shaft Wall Thickness (In): | 0.083 in |
| End 1 Type: | Universal Joint |
| End 2 Type: | Universal Joint |
| Grade Type: | Regular |
| Grease Fitting Included: | Yes |
| Greaseable Drive Shaft: | Yes |
| Max Slip: | 3.125 in |
| Multi Piece Shaft: | Yes |
| Overall Length Adjustable: | Yes |
| Package Contents: | 1 Driveshaft |
| Package Quantity: | 1 |
| Packaging Type: | Box |
| Phase Degrees: | 0 deg |
| Phased: | Yes |
| Pre-Greased: | Yes |
| Shaft Diameter: | 3 in |
| Shaft Material: | Steel |
| Slip Yoke: | Yes |
| Universal Joints Included: | Yes |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| 7815487 | GENERAL MOTORS |
| 7834052 | GENERAL MOTORS |