Yukon Gear & Axle Yukon Gear Duragrip Posi For 63-79 Ci Corvette w/ 17 Spline Axles / 2.73-3.90 Ratios YDGGMVET-3-17-1
YUK Dura Grip
Differential
CI VETT 17spl 2.73-3.90 DURAGRIP POSITRACTION, COMPOSITE CLUTCH
Yukon recommends the use of high grade Non-Synthetic GL-5 gear oil and Yukon LSD (Limited Slip Differential) additive for long life and smooth operation. Part number OILADD. The use of synthetic oil is not recommended and may result in aggressive or noisy operation.
The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. All units are Rebuildable and many offer upgrades to increase aggressiveness for racing applications. Each unit carries a one year warranty against defects.
63-79 Cl Corvette 2.73-3.90 Yukon Dura Grip Limited Slip, 17 Spline; Positraction; Composite Clutches
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1963 - 1979 | Chevrolet | Corvette | Base |
| 1978 | Chevrolet | Corvette | Indianapolis 500 Pace Car, Silver Anniversary Edition |
| 1975 - 1976 | Chevrolet | Corvette | Stingray |