Spicer Tandem Drive Axle: DS_RS461, 462, 463, 521, 581, DT_RT_DP_RP461, 462, 463, 521, 581, 601, 651 - Manual (Page 31)

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Forward Axle
Planetary Double Reduction
TP/SP461
TP/SP521
TP/SP601
TP/SP651
Kits And Assemblies
Ring Gear Bolt & Nut Kit 87955 Includes Items 24
Wheel Diff. Case Kit 22417 Includes Items 29-30
Wheel Diff. Side Gear & Pinion Kit 119393 Includes Items 31-35
Wheel Diff.Kit Less Side Gears 118751 Includes Items 32-35
Oil Seal & Shim Kit (TP only) 118111 Includes Items 42, 54, 67, 69 &
RTV
NOTE 1: In July 1992 the 214297 Thru Shaft Input Kit replaced old P/N 98394. The 98394 has 18 splines, the 119993 shaft inside
the 214297 has 49 splines. When the 214297 kit is used, both input and output yokes must also be updated. The 98394 is no
longer made.