Click to expand Tap to zoom Jim's, Nut. Pinion Shaft Gear for 90-92 Big Twin by Jim's Save £-3.64 £32.31 | / SKU MCS978264 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart DescriptionJIMS, nut. Pinion shaft gearDetails5/8-24. Left hand threaded. Repl. 24022-90. Note: Use 513750 JIMS tool for removing & installing nut.90-92 B.T.