Yukon Gear & Axle Yukon Gear 4340 Chrome Moly Replacement Rear Axle For 2011+ GM 11.5in 30 Spline YA GM11.5-30-40.25
YUK Repl Axles
Axle Shaft
11.5 AAM, 2011+ GM FF REAR AXLE, (35.0">40.25" CUT2LTH) (8x3.818")/ 97mm BOLT PATTERN
Direct replacement for GM 20920663. Long spline length can be cut to fit 35"-40.25" length. 4.760" flange OD
Yukon Gear & Axle offers an extensive line of general replacement and high-performance axles for passenger car, truck and SUV applications. High quality alloys and the latest in heat-treating technologies provide a stronger-than-stock axle for off-road, on the street, or at the track.
Replacement Axle. 4340 ChromeMoly. Covers lengths from 35" to 40.25". For 2011 & Up GM 11.5". Direct replacement for GM 20920663. Long spline length can be cut to fit 35"-40.25" length. 4.760" flange OD.
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015 - 2018 | Chevrolet | Silverado 2500 HD | High Country |
| 2011 - 2018 | Chevrolet | Silverado 2500 HD | LTZ, WT, LT |
| 2015 - 2018 | Chevrolet | Silverado 3500 HD | High Country |
| 2011 - 2018 | Chevrolet | Silverado 3500 HD | WT, LTZ, LT |
| 2015 - 2018 | GMC | Sierra 2500 HD | Base |
| 2011 - 2018 | GMC | Sierra 2500 HD | SLT, SLE, Denali |
| 2011 - 2014 | GMC | Sierra 2500 HD | WT |
| 2015 - 2018 | GMC | Sierra 3500 HD | Base |
| 2011 - 2018 | GMC | Sierra 3500 HD | SLT, Denali, SLE |
| 2011 - 2014 | GMC | Sierra 3500 HD | WT |