Parts for Allison MT/B 640, 643, 644, 647, 650, 653, 654 Series Transmissions

Rebuilder Kits
DEFEO NUMBER INDUSTRY NUMBER DESCRIPTION QTY

Gaskets and Rubber Components
DEFEO NUMBER INDUSTRY NUMBER DESCRIPTION QTY

Filters and Filter Kits
DEFEO NUMBER INDUSTRY NUMBER DESCRIPTION QTY
DF-68830446883044 USE DF-295384741
DF-2301852023018520 FILTER KIT1
DF-2950230229502302 USE DF-295384891
DF-2953032629530326 OVERHAUL KIT, MT-6431
DF-2952821529528215 USE DF-295384911
DF-2953849129538491 FILTER CONVERSION KIT - 5.1" DEEP PAN -FILTER, TUBE, BRACKET1
DF-68842596884259 OVERHAUL KIT, (644/647/654)1
DF-2953847429538474 FILTER & GROMMET (OLD # : DF-6883044)1
DF-2953848929538489 FILTER & GASKET (OLD # : DF-29502302)1
DF-2953849229538492 FILTER CONVERSION KIT - 4.3" SHALLOW PAN (FILTER & TUBE)1

Metal Clad Seals
DEFEO NUMBER INDUSTRY NUMBER DESCRIPTION QTY

Seal Rings
DEFEO NUMBER INDUSTRY NUMBER DESCRIPTION QTY
Bearings
DEFEO NUMBER INDUSTRY NUMBER DESCRIPTION QTY
DF-2951712329517123 BEARING, NEEDLE FRONT PUMP (INA BRAND)1
DF-2950358729503587 BEARING, NEEDLE FRONT PUMP (TORRINGTON)1

Bushings
DEFEO NUMBER INDUSTRY NUMBER DESCRIPTION QTY
DF-67567826756782 CONVERTER COVER1
DF-68345036834503 SUNGEAR (CENTER SUN GEAR - MACHINE IN PLACE)2
DF-68353856835385 FRONT CARRIER, (MUST FINISH IN PLACE)1
DF-68353986835398 LOW CARRIER, (MUST FINISH IN PLACE)1
DF-68819266881926 FRONT PUMP BODY1
DF-2301192423011924 CENTER SUPPORT1
DF-2301685923016859 REAR OUTPUT SHAFT BUSHING1
DF-2304615223046152 FRONT PUMP BODY, (MT-644/654)1
DF-2951621129516211 SUN GEAR, (CENTER SUN GEAR, PRE-MACHINED)2
DF-2952710129527101 FRONT PUMP BODY, NICKEL (MT-640/650)1
DF-BK600NO LISTING BUSHING KIT - 7 BUSHINGS (OIL PUMP BUSHINGS NOT INCLUDED)1

Hard Parts
DEFEO NUMBER INDUSTRY NUMBER DESCRIPTION QTY
DF-565P565P CARRIER REPLACEMENT PINS6
DF-566RH21565 FRONT CARRIER FLANGE & PINS1
DF-593BNO LISTING CENTER SUPPORT REPAIR SLEEVE1
DF-847NO LISTING GOVERNOR SLEEVE, TAIL HOUSING1
PT-8640NO LISTING SLEEVE SET (3) RETARDER HOUSING1
DF-67708456770845 PISTON, LOCK UP1
DF-67711446771144 NUT1
DF-67725526772552 FLYWHEEL KEY (644/647/654)1
DF-68342216834221 HUB1
DF-68342226834222 HUB1
DF-68355686835568 RING GEAR1
DF-68372036837203 HUB1
DF-68372066837206 RACE1
DF-68825646882564 FRONT CARRIER FLANGE, SPIDER, & BUSHING1
DF-68825656882565 FRONT CARRIER ASSEMBLY1
DF-68839016883901 SUN GEAR1
DF-2301278523012785 TURBINE SHAFT1
DF-23012785-OSNO LISTING TURBINE SHAFT, OVERSIZE SPLINE FOR LOOSE HOUSING1
DF-2301345623013456 MAIN SHAFT1
DF-2301390623013906 HUB, CONVERTER1
DF-2301430623014306 USE 295076741
DF-2301452723014527 GROUND SLEEVE1
DF-2301558823015588 GROUND SLEEVE (644/647/654)1
DF-2301672223016722 HUB1
DF-2301672323016723 HUB (644/647/654)1
DF-2301695723016957 BACKING PLATE (644/647/654)1
DF-2301726423017264 USE 295163331
DF-2301726723017267 HUB (644/647/654)1
DF-2301744623017446 HUB (644/647/654)1
DF-2301761023017610 SHAFT, SELECTOR SHAFT1
DF-2301769923017699 MAIN SHAFT (644/647/654)1
DF-230192223019222 TURBINE SHAFT (644/647/654)1
DF-2304047623040476 GROUND SLEEVE1
DF-2304671823046718 BACKING PLATE (.463-.473)1
DF-2304674523046745 BACKING PLATE (.476-.486)1
DF-2304674623046746 BACKING PLATE (.450-.460)1
DF-2950380829503808 PISTON, LOCK-UP (644/647/654)1
DF-2950632529506325 HUB1
DF-2950767329507673 SLEEVE, GROUND SLEEVE (644/647/654)1
DF-2950767429507674 SLEEVE, GROUND SLEEVE (644/647/654)1
DF-2951633329516333 BACKING PLATE1
DF-2951621529516215 SUN GEAR1
DF-68855706885570 GOVERNOR ASSEMBLY (ID - 461)1
DF-68855716885571 GOVERNOR ASSEMBLY (ID - 462)1
DF-68855726885572 GOVERNOR ASSEMBLY (ID - 463)1
DF-GOVKITNO LISTING KIT, GOVERNOR REPAIR KIT (FOR ALL GOVERNORS)1
DF-241166839508 STUD, TORQUE CONVERTER REPAIR STUD1
DF-67749686774968 ROLLER, TC STATOR10
DF-68316796831679 PIN, CARRIER (LOW PLANETARY)6
DF-68830456883045 TUBE, OIL FILTER 5.8" LONG (SHALLOW PAN)1
DF-68830466883046 TUBE, OIL FILTER 6.59" LONG (DEEP PAN)1
DF-68343096834309 PIN, MT FRONT CARRIER6
DF-68355676835567 PINT, MT REAR & CENTER CARRIERS4
DF-68379766837976 ROLLER, STATOR10
DF-68395086839508 USE DF-241161
DF-68399856839985 RACE, STATOR - MT-6541
DF-2301587023015870 SLEEVE, FRONT SUPPORT REPAIR SLEEVE1
DF-2301844423018444 OIL PAN, MT (DEEP PAN)1
DF-2304089023040890 NUT, OUTPUT SHAFT1
DF-2304538823045388 BALL, 1/4" DIAMETER1
DF-2304661323046613 RING, RE-INFORCEMENT RING ON 23011825 CL. HOUSING1
DF-2951000529510005 FLEX PLATE1
DF-2951351729513517 SPRING, TC STATOR (ACCORDIAN STYLE)10

Pump Gears
DEFEO NUMBER INDUSTRY NUMBER DESCRIPTION QTY
DF-2952750221201-1 DRIVE GEAR, STANDARD (-1)1
DF-29527502-6021201-3 DRIVE GEAR (.060 OVERSIZED) (-3)1
DF-2301540221201-2 DRIVEN GEAR STANDARD (-2)1
DF-23015402-6021201-4 DRIVEN GEAR (.060 OVERSIZED) (-4)1
DF-2952749221201-6 DRIVE GEAR, STANDARD (-6)1
DF-29527492-6021201-8 DRIVE GEAR (.060 OVERSIZED) (-8)1
DF-2952749721201-7 DRIVEN GEAR, STANDARD (-7)1
DF-29527497-6021201-9 DRIVEN GEAR (.060 OVERSIZED) (-9)1
DF-2301731321201-10 DRIVE GEAR, STANDARD (-10)1
DF-23017313-6021201-12 DRIVE GEAR (.060 OVERSIZED) (-12)1
DF-2301711321201-11 DRIVEN GEAR, STANDARD (-11)1
DF-23017113-6021201-13 DRIVEN GEAR (.060 OVERSIZED) (-13)1

Clutch Plates
DEFEO NUMBER INDUSTRY NUMBER DESCRIPTION QTY
DF-2301660623016606 STEEL, 1ST CLUTCH6
DF-2301660823016608 STEEL, 2ND & 3RD7
DF-2301661023016610 STEEL, 4TH & FORWARD11
DF-2304219923042199 SUPERCEDED BY 295294920
DF-2304220023042200 FRICTION, 4TH & FORWARD11
DF-2304220123042201 FRICTION, 2ND & 3RD7
DF-2304221023042210 FRICTION, LOW CLUTCH7
DF-2304505423045054 STEEL, LOW CLUTCH8
DF-2304610823046108 FRICTION, LOCK UP CLUTCH 640/643/650/6531
DF-2304851123048511 FRICTION, GRAPHITE LOCK UP CLUTCH 644/6541
DF-2952949229529492 SUPERCEDED BY 295378870
DF-2953788729537887 FRICTION, 1ST CLUTCH6

Remanufactured Parts (Exchange or Outright)
* also available new
DEFEO NUMBER INDUSTRY NUMBER DESCRIPTION QTY
R-67567786756778 PLATE1
R-68343686834368 CLUTCH HOUSING, 4TH CLUTCH1
R-68355646835564 CARRIER, REAR1
R-68356426835642 CARRIER, REAR1
R-68365856836585 STATOR ASSEMBLY, (TC-370 22 VANE)1
R-6837206*6837206 RACE, STATOR FREEWHEEL1
R-68374396837439 HOUSING, ADAPTER, (RE-SLOT) (644/647/654)1
R-68375796837579 TURBINE1
R-68801606880160 HOUSING, ADAPTER (RE-SLOT) (MT-654)1
R-6882565*6882565 CARRIER, FRONT CARRIER1
RS-6882565*6882565 CARRIER, FRONT CARRIER W/NEW SHELL1
R-2301015723010157 STATOR, RETARDER HOUSING1
R-2301177823011778 HOUSING, TRANSMISSION (NON-MODULATED)1
R-2301177923011779 HOUSING, TRANSMISSION (MODULATED)1
R-2301182123011821 HOUSING, TRANSMISSION (644/647/654)1
R-2301182523011825 4TH CLUTCH HOUSING1
R-23012785*23012785 TURBINE SHAFT1
R-23013456*23013456 MAIN SHAFT1
R-2301587123015871 USE R-295153551
R-2301587223015872 SUPPORT, W/NEW 29507674 SLEEVE (644/647/654)1
R-2301675123016751 USE R-295144911
R-2301676323016763 SUPPORT , W/NEW 29507673 SLEEVE (644/647/654)1
R-2301681623016816 HOUSING, RETARDER1
R-2301685723016857 SHAFT1
R-2301688923016889 USE R-295274901
R-23016957*23016957 BACKING PLATE (644/647/654)1
R-2301699523016995 FLYWHEEL ASSEMBLY (644/647/654)1
R-2301711423017114 USE R-295274811
R-2301717223017172 HOUSING FWD1
R-2301717423017174 HOUSING & TURBINE SHAFT1
R-2301725723017257 4TH CLUTCH HOUSING1
R-2301769623017696 HOUSING & SHAFT (644/647/654)1
R-23017699*23017699 MAIN SHAFT (644/647/654)1
R-2301859323018593 CENTER SUPPORT1
R-2301882523018825 HOUSING, TAIL HOUSING1
R-2301894123018941 CARRIER, REAR1
R-23019222*23019222 SHAFT, TURBINE (644/647/654)1
R-2304505323045053 HOUSING, ADAPTER HOUSING (644/647/654)1
R-2304560423045604 CARRIER, CENTER1
R-2304560623045606 USE R-295162151
R-2304629423046294 USE R-295241161
R-2304663623046636 USE R-295274991
R-2304663823046638 PUMP ASSEMBLY (.819” GEARS) (644/647/654)1
R-29503808*29503808 PISTON, LOCK-UP (644/647/654)1
R-2951449129514491 SUPPORT, LATE STYLE W/NEW 23040476 SLEEVE1
R-29516215*29516215 SUN GEAR1
R-2952411629524116 TORQUE CONVERTER COVER1
R-2952748129527481 OIL PUMP ASSEMBLY (1” GEARS) (23017114R) (644/647/654)1
R-2952749029527490 PUMP ASSEMBLY (.819” GEARS) (23016889R)1
R-2952749929527499 PUMP ASSEMBLY (.683” GEARS) (23046636R)1
R-2951535529515355 SUPPORT, FRONT W/NEW 23014527 SLEEVE1

Good Used
DEFEO NUMBER INDUSTRY NUMBER DESCRIPTION QTY
U-67567786756778 BACK PLATE1
U-68342196834219 PISTON, 4TH CLUTCH ( 1.045 - 1.055")1
U-68342306834230 PISTON, CENTER SUPPORT1
U-68346686834668 PISTON, 4TH CLUTCH (1.020-1.030")1
U-68346696834669 PISTON, 4TH CLUTCH (0.995 - 1.005")1
U-68355706835570 DRUM1
U-68355746835574 GEAR, FRONT PLANETARY SUN1
U-68356526835652 GEAR1
U-68365856836585 STATOR, (TC 370 / 22 VANE)1
U-68375796837579 TURBINE ASSEMBLY1
U-68376476837647 GEAR, LOW PLANETARY RING1
U-68376756837675 CARRIER ASSEMBLY, LOW PLANETARY1
U-68851466885146 P.T.O GEAR1
U-2301015723010157 STATOR, RETARD HOUSING (644/647/654)1
U-2301177823011778 HOUSING, MAIN CASE (NON-MODULATED)1
U-2301177923011779 HOUSING, MAIN CASE (MODULATED LOCK-UP_1
U-2301601923016019 REAR COVER1
U-2301859423018594 PUMP ASSEMBLY, TORQUE CONVERTER (TC-360)1
U-2301859623018596 PUMP ASSEMBLY, TORQUE CONVERTER (TC-350)1
U-2301859823018598 PUMP ASSEMBLY, TORQUE CONVERTER (TC-370)1
U-2304528123045281 GEAR, FRONT PLANETARY, RING1
U-2304666123046661 SHAFT ASSEMBLY1
U-2304694223046942 PISTON, 1ST CLUTCH1
U-2304729923047299 SHAFT ASSEMBLY1
U-2951633329516333 BACKPLATE1
U-2952315929523159 GEAR, CENTER PLANETARY RING1
U-2952411629524116 COVER1