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Transmission, brake, final drive Parts for Dubuque Tractors: John Deere 420, 430, 440


AM3791T Clutch driven disk: $25, your choice

AM2576T Pressure plate $25

M4376T carrier with AM3983T throwout bearing, $45

T10398T (AT10247T) carrier with AL2116T throwout bearing, $45

M226T spring, $7

AM320T cam, 15

M1842T Throwout yoke, $15

M3525T (T15440T) Clutch yoke, $15

AM321T Clutch rod, $15

AM3322T Clutch rod, $15

AM322T clutch shaft, $25

M1945T clutch pedal shaft, $15

M335T spring, $15

AT10111T Clutch shaft, $20

T10178T Yoke for clutch, $45 (note number shown in photo is not correct)

T10402T Clutch pedal hub, $3 0

T10403T clutch pedal: $20

M3523T clutch pedal from a 420T, $15

M4331T clutch pedal from a 420W, $15

Bolt set for mounting torque tube to block, $7

T10707T 420W torque tube (center frame), with serial tag 136403, $125, 155 lb
Serial tag only, $60

M4213T 420T torque tube (center frame), with serial tag 127738, $125
Serial tag only, $60

M3578T Implement clamp, $10 each

AT10463T Clutch housing, includes serial tag 440I # 441655, $125. Serial tag only $50


Interior views through both inspection holes

Direction Reverser assembly with shifting parts, $400

M4357T Transmission case from a 420T, no breaks or repairs, $75

M4285T Transmission case from a420W, no breaks or repairs, $75

These parts are for 5 speed transmission:


T10221T Input shaft, $100

M3665T coupling used between propeller shaft and input shaft, $25

M4270T,Gear, thrid speed 16T, $30

M4271T, Gear, Fourth speed, 19T, $30

M4195T Gear, First speed cluster with two JD7927R bearings, 27Tand 37T, $90


M4197T Fifth speed gear 27T, $40

T11999T Thrust washer, $10

T12000T Thrust washer, $10

Parts on powershaft

M4205T (AT10746T) Cluster gear with bearings and spacer, 43T, 26T, and 19T, $120

M867T Power shaft, $50

M3590T coupling, $15


M4209T Gear, second and reverse sliding, 31T and 38T, $75, your choice

T17608T Third and fourth speed driven gear, 35T and 32T, $75

M4202T First and fifth sliding gear, 24T, $30

M160T cover, $5

M234T Cover. $5
M2059T, M2060T, M2061T shims, $2 each


M3143T rear cover, your choice, $35

M1730T Anchor yoke, $20

M2024T pin, $5

M2215T Spring, $20

M1762T Tension link, $15

M2001T shaft and M1774T Control arm, $25

AM1965T (M1944T) Rear cover for T and V, note part of casting is broken off at rear seal (yellow arrows), should not affect performance, $20
|Not shown: M1944T cover with no breaks or repairs,$30

M4197T, Firfth speed gear, 27T, $40

M4278T Powershaft, $60

T11400T Spacer (subs for M135T), $10


AT16550T, Cluster gear, 19T, 26T, and 43T, with roller bearings and spacer, $180

M4209T Gear, second and reverse sliding, 31T and 38T, $90

T17608T Gear, Third and fourth speed driven, 32T and 35T, $125

M4202T Gear, First and fifth speed sliding, 24T, $40 JB

M1711T quill for differential assembly, $10 each



M2345T cover, $12, your choice

M3318T and M119T Powershaft shifter with M3874T fork for powershaft shifter, $32

M3318T and M119T Powershaft shifter parts, $20

M3874T fork for powershaft shifter, $20

420T Brake shaft with lever, $10

T brake pedals, M1731T and M1732T, $10 each

W brake shaft with lever, $10

M3229T brake pedal for W, $10

M3330T brake pedal for W, $10

AM1828T, I, T, and W brake disk, $10 each


AM851T Brake assembly, for H, S, U, V, W, $45 each, very good condition

M949T Special nut for brake adjustment, $10

M1713T Brake lever, $15

M1756T lever with eyebolt and yoke, $15

AM1859T Brake lock handle, $15

AM1859T handle, M2035T retainer, and cam, $40


M1781T brake housing with lever and inner parts, two available, $50 each, can ship cheaply in Flat rate box

M3229T brake pedal, $20

M3230T brake pedal with shaft, $20

M1735T brake lever, $15

Brake rod with yoke and lever, $15

AM3098T Brake assembly, $50


AM1828T Brake disk with facings, $10 each

M3129T quill, $30

M994T, M995T,M996T metal shim for M3129T quill, $2 each

T10384T Axle shaft with M3419T 8 lug hub, M1001T quill, and JD7589T bearing, $150

M3807T rear axle, $90 each; two available

M1516T axle from a W, cut, but overwise very good condition, $35 each, two available

M2369T Retainer, M2370T Lock plate, and 19H1741A cap screws for end on axle, $10 per set

9/16-18 lug nut for rear wheels, $1.50 each or set of six for $7.50


Bull gear assembly AM4008T (M3125T and M4439T, 64 teeth), $60

M1005T washer, $5


M3583T cover, $9



AT10772T - M3451T final drive housing for W and I, both left and right sides available, $100 each,can ship UPS


AT10772T Final drive housing, left side available. $90

M3132T and M3133T pan cover for final drive housings, $25 each

420T final drive parts:


M1783T final drive housing, no breaks or repairs, $40

M1042T (short) and M3255T (long) special cap screws to attach final drives to transmission, $4 each

M1010T Clip, $3 each
M1011T Special implement bolt, $1 each

74 tooth M998T bull gear for 40T, 420T, 430T: $45

M1961T shaft and M1680T 13T pinion gear with bearings and other parts, all splines very good, to fit T tractors, $45

M1001T quill, $16

M1002T, M1003T, M1004T shim, $2 each


M1710T, $12

M994T, M995T, and M996T Shims for M1710T, $2 each

M1516T rear axle, $75

5/8 x 1 1/2 Bolt for inner end of axle, $4

M1005T washer, $5


Rear axle bearings inner and out for 40T, 420T, 430T: $10 each

M1765T final drive cover pans,no breaks or repairs, $35 each; two available

Planter sprocket, P1338B and P1339B, $20 both pieces