WEDDLE BILLET SIDECOVER KIT FOR ARCTIC CAT WILDCAT XX/TRACKER XTR 1000 GEN 2 FRONT DIFF, USES (6) M8 AND (2) M10 BOLTS SECURING COVER TO MAIN HOUSING. FITS DIFF PART # 2502-756 KIT INCLUDES: (1) ARC-3333-058-HD SIDE COVER (1) ARC-3333-041 O-RING (1) ARC-3333-042 OUTPUT SEAL (1) H-PLUG-916UNF THREADED PLUG (8) H-BM8X20SH-D RING GEAR BOLTS, DRILLED (8) H-WM8-SER SERRATED WASHERS (3) H-BM4X6BH RETAINER SCREWS FOR SEAL (3) H-WM4 WASHERS FOR RETAINER SCREWS (1) ARC-017HD-INST INSTRUCTIONS