Chevrolet K20 Differential Replacement

Dana 30/44 Reverse Dana 44; Standard Rotation~Outer slinger

Dana 25/27/30/44/50 Dana 44; Standard Rotation~Inner slinger

Dana 30/60 Reverse; AMC 35/20; Dana 44/35; Bulkhead Quick-Disconnect Fitting Dana 44; Standard Rotation; Bulkhead Quick-Disconnect Fitting

28 Spline; 1.20 in. Axle Shaft Diameter; 2.73 And Up Ring Gear Pinion Ratio; 8.5 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.

28 Spline; 1.20 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin Rat; Manual Locking Hubs Are Recomded For Some Application; 8.5 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.

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

Fits 3.73 Gear Ratio And Up; 4320 Chromoly Spider Gears

30 Spline; 3.92 And Up Dana 44; Standard Rotation; 30 Spline; 3.92 And Up~Dana 44; Yukon Grizzly Locker; 30 Spline; 3.92 And Up; 7/16 in. Bolt holes

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

Dana 44 Reverse; 30 Spline; 3.92 And Up Yukon Dura Grip positraction for Dana 44; 30 Spline axles; 3.92 And Up ratios~Yukon Dura Grip positraction; Dana 44; 30 Spline axles; 3.92 And Up ratios

GM 12 Bolt; 30 Spline; 3.73 And Down Dana 44; Standard Rotation; 30 Spline; 3.73 And Down~Yukon Dura Grip Positraction; Dana 44; 30 Spline; Fits 3.73 and Down or Thick Gears

Fits 2.76-3.42 Gear Ratio; 4320 Chromoly Spider Gears

8.6 in. 10 Bolt; 30 Spline; 2.73 And Up GM 8.5 in.; 30 Spline; 2.73 And Up~Yukon Dura Grip Positraction / Limited Slip; GM 8.5 in. Front; 30 Spline; 2.73 And Up; 1.781 in. Bearing Journal

28 Spline; 2.73 And Up GM 8.5 in.; 28 Spline; 2.73 And Up~Yukon Dura Grip Positraction / Limited Slip; GM 8.5 in. Front; 28 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

30 Spline; 3.73 And Down Dana 44; Standard Rotation; 30 Spline; 3.73 And Down~Dana 44; Yukon Grizzly Locker; 30 Spline; 3.73 And Down Ratio or Thick Gears; 7/16 in. Bolt holes

2.73 Gear Ratio And Up GM 8.5 in.; 2.73 Gear Ratio And Up~GM 8.5 in.; Yukon Grizzly Locker; 2.73 Gear Ratio And Up; 1.78 in. Bearing Journals; Uses LM102949/ LM102911 Carrier Bearings

28 Spline; 1.20 in. Axle Shaft Diameter; 2.73 And Up Ring Gear Pinion Ratio; 8.5 in.

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

Axle: DANA 44 Shaft: 1.31" Spline: 30 Ratio: 3.92 and up 77-80 confirm axle is 44 not GM 10 bolt

Axle: DANA 44 Shaft: 1.31" Spline: 30 Ratio: 3.73 and down

Dana 44 Reverse; 30 Spline; 3.92 Ratio And Up Dana 44; Standard Rotation; 30 Spline; 3.92 Ratio And Up

30 Spline; 3.73 Ratio And Down Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down

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

Axle: Full Float Dana 60 Shaft: 1.50" Spline: 35 Ratio: 4.56 and up Confirm axle spline count

Axle: Full Float Dana 60 Shaft: 1.50" Spline: 35 Ratio: 4.10 and down Confirm axle spline count

Axle: GM semi float 14B 9.5" Shaft: 1.37" Spline: 33 Ratio: 3.23 and up Confirm axle is Semi float not Full float

Axle: GM Full float 14B 10.5" Shaft: 1.56" Spline: 30 Ratio: All 4.56 and up ratios must use a 'thick' gear, confirm axle is 14B full float

Axle: GM 10 bolt 8.5/8.6" Shaft: 1.20" Spline: 28 Ratio: 2.73 and up 77-80 confirm axle is GM10 bolt not Dana 44

Selectable Full Locker w/Limited Slip; For Use w/2.76-3.42 Ratio; 3 Series Case; 30 Spline 8.875 in. (12 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

Selectable Full Locker w/Limited Slip; For Use w/2.73-Up Ratio; 28 Spline 8.5 in. (10 Bolt)

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

Selectable Full Locker w/Limited Slip; For Use w/3.73-Up Ratio; 4 Series Case; 30 Spline 8.875 in. (12 Bolt)