FRAME & DRIVE IDLER ASSEMBLY REF # PART # DESCRIPTION 1 MTD603-04680A FRAME ASSY 2 MTD703-05829 DRIVE IDLER ARM 3 MTD710-0520 HEX SCREW, 3/8-16 x 1.5 4 MTD710-3005 HEX SCREW, 3/8-16 x 1.25 5 MTD712-04065 FLANGE NUT, 3/8-16 6 MTD732-0626 EXTENSION SPRING,.75 x 5.06 7 MTD936-0300 FLAT WASHER,.406 x.875 X.059 8 MTD738-04058 SHOULDER SPACER,.39 x 1.0 x.7 9 MTD738-04162A SHOULDER SPACER,.884 x.19 10 MTD756-04129B IDLER PULLEY, 4.25 DIA. Page 1 of 13
SEAT ADJUSTMENT REF # PART # DESCRIPTION 1 MTD703-06941 SEAT BRACKET 2 MTD710-04482 HEX FLANGE BOLT, 3/8-16 x.875 3 MTD710-04484 HEX WASHER SCREW, 5/16-18 x.750 4 MTD712-04063 FLANGE LOCK NUT, 5/16-18 5 MTD732-04035 COMPRESSION SPRING 6 MTD732-04563 COMPRESSION SPRING 7 MTD736-0258 FLAT WASHER,.385 x 1.0 x.135 8 MTD938-0296 SHOULDER SCREW,.437 x.268 x 5/16-18 9 MTD783-06049 SEAT MOUNT BRACKET 10 MTD783-06050 SEAT ADJUSTMENT LEVER 11 MTD783-06448 CLIP Page 2 of 13
Page 3 of 13
OPERATOR S PLATFORM (U.S.) REF # PART # DESCRIPTION REF # PART # DESCRIPTION 1 MTD603-04564 CONSOLE BRACKET ASSY 15 MTD712-04092 SPEED NUT, ¼-20 2 MTD603-04663 SEAT FRAME ASSY 16 MTD726-3046 RATCHET CLIP 3 MTD703-05373B FOOT REST BRACKET 17 MTD731-0511 TRIM STRIP 4 MTD703-05894 BATTERY HOLD-DOWN BRACKET 18 MTD731-06233 RH CONSOLE (TB) 5 MTD703-06451 CONSOLE MOUNT BRACKET MTD731-04663D RH CONSOLE 6 MTD703-06623 FUEL TANK SUPPORT BRACKET MTD731-06309A RH CONSOLE (OYSTER GRAY) 7 MTD710-04484 HEX WASHER SCREW, 5/16-18 x.750 19 MTD731-06263B LH CONSOLE (TB) 8 MTD710-0599 HEX WASHER SCREW, ¼-20 x.500 MTD731-04662E LH CONSOLE 9 MTD710-0604A HEX WASHER SCREW, 5/16-18 x.625 MTD731-06310A LH CONSOLE (OYSTER GRAY) 10 MTD710-0778 HEX WASHER SCREW, ¼-20 x 1.500 20 MTD735-04082C FOOT PAD 11 MTD710-0895 HEX WASHER SCREW, ¼-15 x.750 21 MTD736-0148 LOCK WASHER, 3/8 12 MTD710-3008 HEX SCREW, 5/16-18 x.75(tb) 22 MTD726-0201 SPEED NUT,.3125 MTD710-04187 SCREW, ¼-15 x.50 23 MTD757-04098 HIGH-BACK SEAT ARM 13 MTD912-0298 JAM NUT, ¼-20 MTD757-04103 HIGH BACK SEAT (TB) 14 MTD712-04063 FLANGE LOCK NUT, 5/16-18 If equipped Page 4 of 13
Page 5 of 13
ENGINE CONNECTION, 50 W/ KOHLER ENGINE REF # PART # DESCRIPTION REF # PART # DESCRIPTION 1 MTD703-05441A MUFFLER MOUNT BRACKET 26 MTD751-10291 OIL DRAIN HOSE 2 MTD710-0227 HEX WASHER SCREW, #8-18 x.500 27 MTD751-10349 FUEL HOSE 3 MTD710-1017 SCREW, ¼-14 x.625 28 MTD756-04376 ENGINE PULLEY 4 MTD710-04379A HEX LOCK SCREW, 7/16-20 x 3.50 29 N/A FUEL TANK ASSY 5 MTD710-0599 HEX WASHER SCREW, ¼-20 x.500 -- MTD935-0149 FUEL TANK BUSHING 6 MTD710-04683 HEX WASHER SCREW, 3/8-16 x 1.000 -- MTD751-10442 FUEL PICK-UP FITTING 7 MTD710-3008 HEX WASHER SCREW, 5/16-18 x.75 -- MTD751-10692 FUEL TANK 8 MTD710-3217 MACHINE SCREW, #8-32 x.375 -- MTD751-10703A FUEL CAP 9 MTD712-0142 HEX NUT, #8-32 30 MTD651-04174 FUEL TANK ASSY 10 MTD712-0271 SEMS NUT, ¼-20 -- MTD935-0149 FUEL TANK BUSHING 11 MTD712-04063 FLANGE LOCK NUT, 5/16-18 -- MTD735-04081 RUBBER GROMMET 12 MTD912-3005 FLANGE LOCK NUT, 3/8-16 + -- MTD751-10442 FUEL PICK-UP FITTING 13 MTD917-04552 ELECTRIC PTO CLUTCH -- MTD751-10447A FUEL CAP 14 MTD726-0197 CABLE TIE -- MTD751-12118 ROLLOVER VALVE 15 MTD726-0205 HOSE CLAMP 31 MTD731-1999 CHOKE PLUG* 16 MTD731-04914 THROTTLE CONTROL KNOB 32 MTD736-0277 FLAT WASHER, 1.03 x 17 MTD736-0148 LOCK WASHER, 3/8 33 MTD710-1314A SCREW, 5/16-18 x.750 18 MTD936-0171 LOCK WASHER, 7/16 34 MTD751-12089-28 HOSE VENT, 3/16 EPA 19 MTD936-0300 FLAT WASHER,.406 x.875 x.059 + 35 MTD710-1238 SCREW 5/16-18 x.875 20 MTD746-04066 THROTTLE CABLE + 36 MTD936-3008 WASHER, FLAT,.344 x.750 x.120 -- MTD746-04539 THROTTLE/CHOKE CABLE * 37 MTD951-10589 CANISTER, CARBON, 5 GALLON 21 MTD946-04214 CHOKE CABLE + 38 MTD951-10590 FILTER, VENT, CANISTER 22 MTD751-0564B MUFFLER DEFLECTOR 39 MTD951-10610 BRACKET, ADAPTER, CANISTER 23 MTD751-0616B DUAL INLET MUFFLER 40 MTD751-10749 HOSE, FUEL, LOW PERM., WHITE 24 MTD751-10253 EXHAUST PIPE, LH 41 MTD751-10750 HOSE, FUEL, LOW PERM., YELLOW 25 MTD751-10254 EXHAUST PIPE, RH + Australian Models * Domestic Models Equipped with CARB Fuel Tank Page 6 of 13
Page 7 of 13
DECK LIFT & CONTROL REF # PART # DESCRIPTION REF # PART # DESCRIPTION 1 MTD603-04160B DECK LIFT SHIFT ASSY 26 MTD731-04719A LAPBAR GRIP (TB) 2 MTD603-04322 RH LAPBAR LEVER ASSY MTD720-0274 LAPBAR GRIP 3 MTD603-04324 LH LAPBAR LEVER ASSY 27 MTD720-0311 HANDLE GRIP, ½ 4 MTD947-04065 BRAKE ROD ASSY 28 MTD723-04035 ROD END 5 MTD703-05387B LAPBAR PIVOT BRACKET 29 MTD731-04735 SELECTOR HANDLE 6 MTD703-05396A BRAKE/SHABS ASSY 30 MTD731-05732 SPACER,.621 x 1.00 7 MTD703-05414A FRONT DECK HANGER BRACKET 31 MTD932-0334 COMPRESSION SPRING,.50 x.50 8 MTD703-05793A DECK LIFT ARM PLATE 32 MTD732-04420 TORSION SPRING, 1.191 x 2.78 9 MTD703-06096A SWITCH ACTUATOR BRACKET 33 MTD732-0874 TORSION SPRING 10 MTD703-06169 LIFT LINK PLATE 34 MTD736-0270 BELL WASHER,.265 x.75 x.062 11 MTD710-0347 HEX SCREW, 3/8-16 x 1.75 35 MTD936-0272 FLAT WASHER,.510 x 1.00 x.060 12 MTD710-0433 HEX SCREW, ¼-20 x.625 36 MTD936-0275 FLAT WASHER,.344 x.688 x.065 13 MTD710-3005 HEX SCREW, 3/8-16 x 1.25 37 MTD750-04776 SPACER,.380 x.625 x.265 14 MTD710-3008 HEX SCREW, 5/16-18 x.75 38 MTD738-0143 SHOULDER BOLT, 3/8-16 x.496 x.336 25 MTD710-3180 HEX SCREW, 5/16-18 x 1.75 39 MTD938-0296 SHOULDER SCREW, 5/16 x.437 x.268 16 MTD911-0332 CLEVIS PIN,.50 x.78 40 MTD938-0507B SHOULDER SCREW,.500 x.434 17 MTD712-04243 FLEX LOCK NUT, ½-13 41 MTD938-0572 SHLDR. SCREW,.374 x 1.16 (50 DECK) 18 MTD712-04063 FLANGE LOCK NUT, 5/16-18 42 MTD941-0225 HEX FLANGE BEARING 19 MTD712-04064 FLANGE LOCK NUT, ¼-20 (50 DECK) 43 MTD741-3074 FLANGE BEARING,.626 x.938 x.344 20 MTD712-04065 FLANGE LOCK NUT, 3/8-16 44 MTD747-04226A SHAFT CONTROL 21 MTD712-0375 HEX LOCK NUT, 3/8-16, CENTERLOCK 45 MTD747-04401A FRONT HANGER DECK LIFT ROD 22 MTD912-3001 JAM NUT, 3/8 46 MTD747-04637 DECK LIFT HANDLE ROD 23 MTD714-04040 BOS-TIE COTTER PIN 47 MTD747-05057 LAPBAR CONTROL ROD 24 MTD914-04023 COTTER PIN,.080 x 1.5625 48 MTD948-0227A HEX FLANGE BEARING,.629 25 MTD716-0106 E-RING 49 MTD748-04169A CONTROL HUB Page 8 of 13
FRONT AXLE, 50 & 54 DECKS REF # PART # DESCRIPTION 1 MTD603-04370 GASTOR WHEEL BRACKET 2 MTD603-04385A FRONT PIVOT AXLE 3 MTD634-04321A WHEEL ASSY, 13 x 5-6 4 MTD710-04186 HEX LOCK SCREW, ½-13 x 1.25 5 MTD710-04652 HEX CAP SCREW, ½-20 x 7.25 6 MTD710-0514 HEX CAP SCREW, 3/8-16 x 1.0 7 MTD911-04228 AXLE SHAFT 8 MTD912-3058 HEX INSERT LOCK NUT, ½-13 9 MTD731-05500 FLANGE BEARING, 1.0 x 1.246 10 MTD936-0169 LOCK WASHER, 3/8 11 MTD936-0227 FLAT WASHER,.39 x 1.5 x.134 12 MTD736-0250 FLAT WASHER, 1.0 x 1.75 x.10 13 MTD937-3000 LUBE FITTING, 3/16 DRIVE 14 MTD750-04775A SPACER,.51 x.75 x 5.825 15 MTD750-04792 HUB,.76 x 1.23 x.92 Page 9 of 13
REAR DRIVE & WHEELS, 42 & 50 DECKS REF # PART # DESCRIPTION 1 MTD918-04317 WHEEL HUB, 7/16-14 x 1.6 2 MTD918-04431A TRANSMISSION ASSY, LH 3 MTD918-04432A TRANSMISSION ASSY, RH 4 MTD634-04293 WHEEL ASSY, 18 x 8.5-8 (42 DECK) MTD634-04128 WHEEL ASSY, 18 x 9.5-8 (50 DECK) 5 MTD710-0176 HEX CAP SCREW, 5/16-18 x 2.75 6 MTD710-0395 HEX CAP SCREW, 5/16-18 x 2.25 7 MTD710-3119 HEX CAP SCREW, 3/8-16 x.75 8 MTD712-04063 HEX FLANGE NUT, 5/16-18 9 MTD712-0459 HEX FLANGE NUT, 7/16-20 10 MTD712-3050 LUG NUT, 7/16-14 11 MTD714-04040 BOW-TIE COTTER PIN 12 MTD936-0227 FLAT WASHER,.39 x 1.5.134 13 MTD738-04192 ROD,.405 x 14.0 14 MTD747-04217C BYPASS ROD 15 MTD750-04561 TUBE,.45 x.69 x 10.2 16 MTD954-04043A V-BELT Page 10 of 13
Page 11 of 13
50 MOWER DECK REF # PART # DESCRIPTION REF # PART # DESCRIPTION 1 MTD903-04328A DECK HOUSING 25 MTD734-04155 DECK BALL WHEEL, 5.0 2 MTD918-04125B SPINDLE ASSY 26 MTD936-0119 LOCK WASHER, 5/16 3 MTD631-04070A DISCHARGE CHUTE ASSY (U.S.) 27 MTD736-0407 BELL WASHER,.45 x 1.0 x.062 -- MTD631-04092B DISCHARGE CHUTE ASSY (AUS.) 28 MTD736-0225 INTERNAL TOOTH LOCK WASHER, 5/8 4 MTD683-0254B DECK HANGER BRACKET 29 MTD736-3072 FLAT WASHER,.38 x.93 x.110 5 MTD703-05825C IDLER ARM 30 MTD737-04003D DECK WASH NOZZLE 6 MTD703-3279 STOP BRACKET 31 MTD738-04162A SHOULDER SPACER,.884 x.190 7 MTD703-3511A FINGER GUARD 32 MTD938-3056 SHOULDER SCREW,.5 x 2.5 x 3/8-16 8 MTD710-0347 HEX CAP SCREW, 3/8-16 x 1.75 33 MTD942-04053C BLADE, 2 IN 1, 17.9 9 MTD710-0528 HEX CAP SCREW, 5/16-18 x 1.25 34 MTD747-1116 DECK HANGER ROD 10 MTD710-0599 HEX WASHER HEAD SCREW, ¼-20 x.5 35 MTD954-04044A V-BELT TYPE A SEC x 134 11 MTD710-04484 HEX WASHER HEAD SCREW, 5/16-18 x.750 36 MTD756-04129B IDLER PULLEY, 4.25 DIA 12 MTD783-04415 RH SKIRT 37 MTD783-04399 BELT COVER, LH 13 MTD710-3005 HEX CAP SCREW, 3/8-16 x 1.25 38 MTD783-04400 BELT COVER, RH 14 MTD710-04095 HEX SCREW, 3/8-16 x 1.00 39 MTD783-04414A CENTER SKIRT (U.S.) 15 MTD710-3178 CARRIAGE SCREW, 3/8-16 x.75 -- MTD783-05513 CENTER SKIRT (AUS) 16 MTD712-04065 HEX INSERT FLANGE LOCK NUT, 3/8-16 40 MTD736-0315 FLAT WASHER,.76 x 1.50 x.12 17 MTD712-0417A HEX FLANGE NUT, 5/8-18 41 MTD738-1010A SPINDLE SHAFT, 5.75 18 MTD710-3144 HEX CAP SCREW, 3/8-16 x 2.00 42 MTD941-0919 BALL BEARING 19 MTD912-0641 HEX NUT, M16-1.5 43 MTD748-0160A SPACER,.79 x 1.25 x.175 20 MTD914-0470 COTTER PIN, 1/8 x 1.25 44 MTD750-1000 SPACER,.80 x 1.10 x 1.32 21 MTD917-04074 DECK ADJUSTMENT GEAR 45 MTD750-1349 SPACER,.79 x 1.82 x.55 22 MTD921-04041 WATER NOZZLE ADAPTER 46 MTD756-04216 V-TYPE PULLEY, 5.39 23 MTD732-04652 COMPRESSION SPRING,.535 x 1.751 47 MTD783-06368A BRACKET, BELT GUARD 24 MTD732-04609 EXTENSION SPRING,.94 x 6.74 Page 12 of 13
ELECTRICAL REF # PART # DESCRIPTION 1 MTD710-0599 HEX SCREW, ¼-20 x.5 2 MTD710-3015 HEX SCREW, ¼-20 x.75 3 MTD712-0271 HEX NUT, ¼-20 4 MTD925-04022B HOUR METER 5 MTD925-04165 DOUBLE POLE NEUTRAL SWITCH 6 MTD925-04174 PTO SWITCH 7 MTD925-04228 IGNITION SWITCH 8 MTD725-04363 INTERLOCK SWITCH 9 MTD725-04439 SOLENOID 10 MTD925-1745A KEY 11 MTD925-1707D BATTERY, 235 CCA 12 MTD738-04237A SHOULDER SCREW, #10-32 x.500 13 MTD726-0470 CABLE TIE 14 MTD703-05894 BATTERY HOLD-DOWN 15 MTD731-0511 TRIM STRIP 16 MTD710-0653 HEX SCREW, ¼-20 x.375 17 MTD925-04040 SEAT SWITCH 18 MTD925-04109 WIRE HARNESS Page 13 of 13