Shop › Splined Stub Adapter only for all R & P Units (36 Spline) Image 1 of 1 Splined Stub Adapter only for all R & P Units (36 Spline) $16.95 Rack & Pinion components. Add To Cart Added! Rack & Pinion components. C-100-3143-7 You Might Also Like 5/8" 36 Spline, 5/8" 36 Spline $59.95 New Spindles, Stock Ball Joint for 4/130 $179.95 Rack & Pinion Unit, 4 Mounting Holes, 14" 5/8 - 36 Spline Shaft, 1 1/2 Turns Lock to Lock, (Boxed) $219.95 Shaft, 3 3/4" Long, 3/4" 36 Spline $22.95 Hex Nut Spindle, Left, each $1.95