56 57 PASS w dual 4 BC 2nd design close ratio 2nd gear 3731937 1 123 00 56 57 PASS standard ratio 3737857 1 123 00 5 017 SHOE UNIT Brake with Facing 56 57 PASS front cerametalix type 3738424 2 No List 56 57 PASS rear cerametalix type 3738425 2 No List 5 026 SPRING Brake Shoe Pull Buck 56 57 PASS 3740932 8 35 5 386 AXLE UNIT Rear Complete 55 56 PASS 3731295T 1 145 00 57 PASS 3744020T 1 TNOTE Does not include Carrier Assy group 5 505 5 387 NUT Rear Axle 55 57 PASS housing bolt lock 24 117212 20 8 917 5 398 BOLT Axle Housing Cover 55 57 PASS 24 x 1 use w 3731295 3744020 3731306 10 15 5 399 GASKET Axle Housing Cover 55 57 PASS use w 3731295 3744020 steel inserted asbestos 3731305 2 35 5 420 SHAFT ASSY Axle 55 56 PASS left w drum use w 3731295 3731303 1 24 50 55 57 PASS 4 right w drum use w 3731295 3744020 3725817 1 24 50 57 PASS left use w 3744020 3731363 1 5 441 SHAFT Propeller w U Joint 56 57 PASS r part of 3731295 3744020 3724491 1 27 75 5 505 CARRIER UNIT Differential w cup 55 57 PASS 3 90 Ratio 3731162 1 117 50 55 57 PASS 4 56 Ratio 3731164 1 117 50 5 529 GEAR UNIT Ring w Pinion 55 57 PASS 3 55 Ratio 39 11 Teeth 3731179 1 37 50 55 57 PASS 3 70 Ratio 37 10 Teeth 3731180 1 37 50 55 57 PASS 3 90 Ratio 39 10 Teeth 3731168 1 37 50 55 57 PASS 4 11 Ratio 37 9 Teeth 3731169 1 37 50 55 57 PASS 4 56 Ratio 41 9 Teeth 3731170 1 37 50 55 57 PASS 4 89 Ratio 44 9 Teeth 3731171 1 37 50 55 57 PASS 5 14 Ratio 36 7 Teeth 3731172 1 39 50 55 57 PASS 5 57 Ratio 39 7 Teeth 3731178 1 39 50 55 57 PASS 5 83 Ratio 35 6 Teeth 3731173 1 39 50 55 57 PASS 6 33 Ratio 38 6 Teeth 3731066 1 39 50 NOTE Must be used on jobs equipped with 15 wheels 4 003 5 529 UO