Application
Strange ball bearing pinion supports – N1920 / N2323
Installing 28 spline pinion gear

For 35 Spline Pinion – See R5238BR

Kit Includes

Front tapered pinion bearing and race – N1930 / N1931
Rear angular contact ball bearing assembly – N1920B
Adapter / spacer sleeve – N1920G
Side bearings and races – D1588, D1590, or D1592
Tail bearing – N1940 or N1943
Tail bearing retainer – N1941 (Except for HD Pro)
Low drag pinion seal – N1960L
Pinion support o-ring – N1958A
Flanged locking pinion nut – N1922A
Adjustable pinion preload spacer – N1920HK
Pinion depth shim kit – N1962
7/16″-20 ring gear bolts – N1965, N1967, N1968, or D1565RK

Information Required

Case Bore Size
2.891″ / 3.062″ / 3.250″ / 3.812″

Specify if using HD Pro Aluminum case

Spool or Differential

Note
Ball bearing supports are not designed for street use

For Differential
Clutch Type or All Others

For Strange Spool
Steel or Aluminum

For Other Spools
Choose part number of ring gear bolts

Related Components

Kit without pinion race………… R5237B
Fel Pro gasket……………………… H1112G
Fel Pro Teflon® gasket………… H1111
Lube Locker gasket……………… H1111S