30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Ring Gear Pinion Ratio; Rear 8.5 in./8.6 in. For Axles w/Small bearing Bores Race O.D. 2.89 in. LM102949/LM102911 Req.~Axles w/Large Bearing Bores Race O.D. 3.06 in. LM603049/LM603012 Req.
30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat;Manual Locking Hubs Are Recomnd For Some Appl.; 8.5 in./8.6 in. For Axles w/Small bearing Bores Race O.D. 2.89 in. LM102949/LM102911 Req.~Axles w/Large Bearing Bores Race O.D. 3.06 in. LM603049/LM603012 Req.~Manual Locking Hubs Recommended For Front Axle Applications
33 Spline; 1.37 in. Axle Shaft Diameter; 9.5 in.
8.6 in. 10 Bolt; 30 Spline; 2.73 And Up GM 8.6 in.; 30 Spline; 2.73 And Up~Yukon Dura Grip Positraction / Limited Slip; GM 8.5 & 8.6 in. Rear; 30 Spline; 2.73 And Up; 1.781 in. Bearing Journal
9.5 in. 14 Bolt; 33 Spline Axles GM 9.5 in.; 14 bolt cover; 33 Spline Axles~Yukon Dura Grip Positraction; GM 9.5 in. Rear; 14 bolt cover; 33 Spline
2.73 Gear Ratio And Up GM 8.6 in.; 2.73 Gear Ratio And Up~GM 8.6 in.; Yukon Grizzly Locker; 2.73 Gear Ratio And Up; 1.78 in. Bearing Journals;
33 Spline; 1.37 in. Axle Shaft Diameter; Rear 9.5 in.; All Ratios
30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Ring Gear Pinion Ratio; 8.5 in./8.6 in. For Axles w/Small bearing Bores Race O.D. 2.89 in. LM102949/LM102911 Req.~Axles w/Large Bearing Bores Race O.D. 3.06 in. LM603049/LM603012 Req.
Selectable Full Locker w/Limited Slip; For Use w/2.73-Up Ratio; 30 Spline 8.6 in. (10 Bolt)
Browse our selection of quality differential parts designed specifically for your Chevrolet Avalanche. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Base · Black Diamond LS · Black Diamond LT · Black Diamond LTZ · LS · LT · LTZ
Crew Cab Pickup
V8 5.3L · V8 6.0L
Automatic
