cmzvemc mucx I PARTS CATALOGUE CASE GEAR SECTION NEW PROCESS 7550 7590 5 SPEED TRANSMISSIONS Key Description Part No Group Qty Key Description Part No Group Qty 1 NUT Main Drive Gear Bearing 706166 4 356 1 28 GEAR Countershaft Fourth 2 BEARING ASSY Main Drive Clutch Gear 954525 4 355 1 NP 7550 Trans 708680 4 421 1 3 GEAR Drive or Clutch NP 7590 Trans 706172 4 421 1 NP 7550 Trans 711452 4 351 1 29 KEY Countershaft 706173 4 429 I NP 7590 Trans 714331 4 351 1 30 COUNTERSHAFT 4 ROLLER Main Drive Gear Needle Brg 706167 4 352 AR T NP 7550 Trans 708669 4 428 1 5 WASHER Main Drive Gear RolIer Brg 706168 4 353 1 NP 7590 Trans 706170 4 428 I 6 RING Main Drive Gear Roller Brg 31 WASHER Reverse Idler Gear Thrust 706164 4 431 2 Washer Ret 706169 4 353 1 32 ROLLER Reverse Idler Gear Brg 706156 4 431 AR 7 RING Synchronizer Outer Stop 33 SPACER Reverse Idler Gear Roller 706165 4 431 I Fourth 8 Fifth 691439 4 383 2 34 GEAR Reverse Idler 706142 4 430 1 8 SYNCHRONIZER Mainshaft Fourth Fifth 707429 4 383 1 35 HOUSING Clutch 706146 0 683 1 9 RING Low Reverse Clutch Gear Retaining 706191 4 353 2 36 COVER Clutch Housing Access Hole 2401822 4 383 I 10 GEAR Low Reverse Clutch 706189 4 417 1 37 RETAINER Clutch Gear Bearing 711451 4 356 I 10A GEAR Low 8 Reverse Sliding Clutch 706190 4 417 1 38 GASKET Drive Gear Bearing Retainer 706151 4 358 1 11 GEAR Mainshaft Fourth Speed 39 SEAL Drive Gear Bearing Retainer Oil 706153 4 354 1 NP 7550 Trans 708658 4 415 1 40 BEARING Countershaft 9427115 4 422 1 NP 7590 Trans 706188 4 415 1 41 GASKET Transmission Lower Control Cover 706149 4 109 1 12 RING Clutch Gear Snap 3912444 4 376 AR 42 BOLT Power Take Off Cover 6024019 4 440 8 12A RING Second Speed Gear Retaining 706182 4 376 1 43 COVER Power Take Off 8 Bolt Holes 706147 4 431 1 13 WASHER Mainshaft Third Speed Gear 6 Bolt Holes 6273213 4 431 1 Support 3979411 4 398 1 44 GASKET Power Take Off Cover y 14 GEAR Mainshaft Third Speed 8 8olt Holes 706148 4 439 1 NP 7550 Trans 708657 4 415 1 6 Bolt Holes 6273214 4 439 1 NP 7590 Trans 706185 4 415 1 45 PLUG NTBP 444592 4 195 I 15 MAINSHAFT 706181 4 403 1 46 CASE MAGNET 708662 4 103 1 16 PIN Mainshaft Second Speed Gear 47 WASHER Mainshaft Rear Bearing Thrust 706192 4 397 1 Washer Retaining 706184 4 397 1 48 BEARING Mainshaft Rear NP11602 4 408 1 17 RING Mainshaft Second 81 Third 49 GASKET Mainshaft Rear Bearing Retainer 706154 4 318 I Synchronizer Outer 707426 4 383 1 50 RETAINER SEAL ASSY Mainshaft 18 SPRING Sliding Clutch 3979398 4 397 2 Rear Bearing 706140 4 416 1 Lg g XRR BSgRTlrL g l F lg9 i 51 BOLT Drive Gear Bearing Retainer 2367357 4 422 AR con pee 21 BUSHING Mainshaft Second Speed Geer 706162 4 195 1 52 GEAR F D Tw j 7 l 343 l 21A BUSHING Meanshen First Speed Gear 706161 4 352 1 53 SEAL Mamahaft Raar Baarms Ratamar 0 l 7 6I55 4 318 1 22 WASHER Mainshaft Second Speed Gear 54 YOKE Transmission End 697995 5 555 I 23 GE ATh LU h N Xs 4 ggglgg Egg I I 55 Nur End Yoke 700011 R I Reverse 24 GEAR 8 BUSHING ASSY First speed 706lBO 4 417 1 56 BEARING Countershaft Rear 1 NP99298 4 422 1 25 wAs1 1512 ceenrerehetr Front Thrust 706157 4 42z 1 57 GASKET 1a Raar Baarmg 9 26 RING countershaft Gear Snap RSIBITIET r 70615 4 423 1 086 088 THK 706174 4 422 AR 58 RETAINER Countershaft Rear Bearing 706158 4 422 1 089 091 THK 707953 4 422 AR 59 BOLT Ceumemhah Rea Beermg Retainer 2367357 4 422 AR gg gg Qgggg jig 2 60 SHAFT Reverse 1d1er Gear 707475 4 431 1 27 GEAR Coentershah IAVllllll A A l 61 PLATE Reverse Idler Gear Shaft Retainer 3727164 4 435 1 NP 7550 Trans 708678 4 421 1 62 BOLT Reverse Idler Gear Shaft Retainer f NP 7590 Trans 706171 4 421 1 Plate Std Stock I GROUP 4 5 PD CHART 6D