Chevrolet R30 Differential Replacement

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

Dana 60 Dana 50.60.& 70; Nodular Iron Differential Cover; Fits standard and reverse rotation; 10 Bolt; Includes Cover Bolts and Magnetic Drain Plugs~Dana 70 HD

Fits 3.73 Gear Ratio And Up; 4320 Chromoly Spider Gears

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

Fits 2.76-3.42 Gear Ratio; 4320 Chromoly Spider Gears

40 Spline

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

Yukon Dura Grip positraction for Dana 70; 4.10 to 7.17 ratio; fits 35 spline axles~Yukon Dura Grip Positraction; Dana 70 Rear; 35 spline; 4.10 and down ratios

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

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

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

Open To Lock; Dana 80; 35 Spline; 3.73 Gear Ratio down

Open To Lock; Dana 80; 35 Spline; 4.10 Gear Ratio Up

Dana 70; 35 Spline; 1.50 in. Axle Shaft Diameter; 4.56 And Up Ring Gear Pinion Ratio; 10.5 in. Ring Gear Diameter