Chevrolet Express 2500 Differential Replacement

Dana 60/70/70U/70HD Dana Super 60~Outer slinger; 2.250 in. O.D.

Dana 60 Reverse Dana Super 60~Inner slinger; 4.496 in. O.D.

GM 7.2 in.; IFS

30 Spline; 1.50 in. Axle Shaft Diameter; Rear 10.5 in.; All Ratios Replaces Conventional Diff. Internals In Certain 1973 Thru Present GM Axles~If Installed In GM Axle Equiped w/Optional Eaton Diff. Will Require~New Gear Support Case Assembly GM PN[6258336 Or 6258340] Depending On Ratio

33 Spline; 1.37 in. Axle Shaft Diameter; 9.5 in.

9.5/9.75 in.; 33 Spline; 3.42-3.73 Ring Gear Pinion Ratio Factory Oil Drain Plug May Require Relief Grinding For Correct Fitment

30 Spline GM 10.5 in Rear; Yukon Grizzly Locker; 30 Spline; Installs into Standard Open Carrier Case; Diffenetial has 14 Bolt Cover & Removable Pinion Support~GM 10.5 in; 14 Bolt Cover; 30 Spline

30 Spline; 1.50 in. Axle Shaft Diameter; 4.10 And Down Ring Gear Pinion Ratio; Rear 10.5 in.

40 Spline

GM 10.5 in.; 14 Bolt; 30 Spline; 4.10 And Down Ring Gear Pinion Ratio; 1.50 in. Axle Shaft Diameter

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

33 Spline; 12 Bolt Yukon Dura Grip Positraction; GM 9.5 in. & GM 9.76 in. Rear; w/ 12 bolt cover; 3.42 & Up Gear Ratio

33 Spline; 1.37 in. Axle Shaft Diameter; Rear 9.5 in.; All Ratios

10.5 in. 14 Bolt; 4.10 And Down GM 10.5 in.; 14 Bolt Cover; 4.10 And Down~Yukon Dura Grip Positraction; GM 10.5 in. / 14T Rear; 14 Bolt Cover; 30 Spline; 4.10 And Down or Thick Gears

Open To Lock; Dana 70; 40 Spline; 4.10 Gear Ratio Down

30 Spline; Rear 11.5 in.; 1.55 in. Axle Shaft Diameter; All Ratios

Open To Lock; 35 Spline; 4.56 Gear Ratio Up Dana 60

Dana 44; 30 Spline; 3.92 And Up Ring Gear Pinion Ratio; 1.31 in. Axle Shaft Diameter

Dana 44; 30 Spline; 3.73 And Down Ring Gear Pinion Ratio; 1.31 in. Axle Shaft Diameter

30 Spline; 1.55 in. Axle Shaft Diameter; Rear 11.5 in.; All Ratios

Selectable Full Locker w/Limited Slip; For Use w/2.73-Up Ratio; 30 Spline 8.5 in. (10 Bolt)

Open To Lock; 30 Spline; 4.56 Gear Ratio Up Dana 60

Open To Lock; 35 Spline; 4.10 Gear Ratio Down Dana 60

Open To Lock; Dana 70; 35 Spline; 4.10 Gear Ratio Up

Open To Lock; 30 Spline; 4.10 Gear Ratio Down Dana 60

Open To Lock; Dana 70; 35 Spline; 4.56 Gear Ratio Down