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John and Kathy Boehm
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Allis-Chalmers Model B and C Parts

This page contains drive train parts: transmission, clutch, final drive, pto, hydraulic, and brakes

These parts are from both Allis Chalmers B and C tractors. Many are interchangeable, but some are specific to on or the other. If you are unsure, ask and I will verify if it will fit your tractor.

About 25 pounds of bolts, nuts, washers, and miscellaneous parts for AC B and C, $20 plus $15 shipping in a flat rate box

Clutch disk, $20

Pressure plate assembly #1, $35

Clutch disk CA, $20

Clutch pedal, $10

B or C Clutch Rod, $10

CA Clutch Rod, $10

Clutch throw out bearing with carrier, $30

Fork for throwout bearing and carrier, with pin, $12.50

Brake arm, $15

Brake drum on pinion shaft, $20 one available)

Large key on pinion shaft at brake drum, $5

 

Brake rod for foot brake, $15

Brake spring, $6

Grooved brake pin, $5

Brake band (for foot brakes) with usable lining left, $15

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Brake bands, $15 each

Brake adjusting screw, $10

Hand brake lever, good threads, $14 each

Brake covers $15 each or $25/paqir, your choice

Brake pedal set, $25

B and C Driveshaft with good splines both ends, $25

CA Driveshaft with good splines both ends, $30

PARTS FOR AC B and C Transmission:

Rear cover, Painted, $10

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Shifter forks, rails, and cover, $40

Painted Bare transmission case, $30

Good transmission case, with C serial number, $20

Shifter lever, $12, your choice

206530, 14T gear on mainshaft, first and reverse, $20

206533, 27T gear on mainshaft, third gear, $25

206532, 19T gear on mainshaft, second gear, $20

206541, 35T sliding gear on pinion shaft, first and reverse, $30

206542, 30T gear on pinion shaft,second and third, $20

22T idler gear on pinion shaft, $20

207752 Shaft with 7 T pinion gear, $25

Spring washer, not available
225449 nut for bevel pinion shaft, $5

Thrust washer for bevel pinion shaft, $5

Reverse idler gear (19 and 22T), shaft and two roller bearings, $25


Differential assembly, $25

Differential carrier, $10 each

Two views of a pto/belt pulley drive, gears and bearings in good condition, $100

206726, 14T sliding gear on mainshaft for belt pulley/pto, $30

224745 Snap ring sliding stop for above gear, $6

 

PARTS FOR AC CA TRANSMISSION:

CA shift lever, $20

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209104 Shift forks and transmission cover, CA, $25

CA covers for input shaft, $10 and pinion shaft $5

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Main shaft (Input shaft) for CA transmission, note some wear on splined input end, $25

207587 26T gear on mainshaft, $30

207588 19T gear on mainshaft, $20

207589 30T gear on mainshaft, $30

207590 49T gear on mainshaft, $35

207591 18T gear on mainshaft, $25

Pinion shaft (output shaft) with both bearings, nut, and shim washers, $40

208221 50T gear on pinion shaft (output shaft), $40

208220 slider on pinion shaft (output shaft), $20

24T gear on pinion shaft (output shaft), $25

208218 gear 37T on pinion shaft (output shaft), $40

 

208217 gear 30T on pinion shaft (output shaft), $35

208214 gear 41T on pinion shaft (output shaft), $40

Thrust washer on pinion shaft (output shaft), $5

Differential from a CA, very good condition, $40

Differntial quill CA, 203204, $10 each

207607 15T sliding gear on mainshaft for belt pulley/pto, $30

224745 Snap ring sliding stop for above gear, $6

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CA Hydraulic control, mounts on belt pulley/ pto housing, $50

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CA Belt pulley/pto housing $75 (81 pound)

 

Auxiliary transmission for AC C:

This is a 3 speed auxiiary transmission from an AC CA. It mounts between the torque tube and the regular transmission and makes the tractor about 6 inches longer. I disassembled it but would like to sell it as one complete unit for $250.

FINAL DRIVE PARTS

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AC B wheel center, bolt on style, $30 (72 lb)

AC C wheel center, $30 (76 lb)

 

AM2790-1 bull gear for both B and C, $25 each, 2 available (27 lb.)

B gear only for drive gear, $15

225111 bull gear for CA, $25 each, two available

Bare final drive housing for B, $35, can ship UPS (90 lb)

Also available, Bare final drive housing for C, $35, can ship UPS

Pinion shaft cover B or C, $5 each

Final drive oil pan, B or C, $20

Flanged Axle for AC C, $40, includes both bearings

Special nut and washers for end of AC C flanged axle, $7/set

Final drive nut, $8 each

Large washer on final drive, $4 each

Used 05508, Inner bearing cap, $8

New 205508, Inner bearing cap, $10

 

CA Final drive and brake parts:

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LH and RH final drive housings, $40 each (126 lb.)

Final drive oil pan, CA, $20

AM3687-1 Final drive cover for CA, $5, two available

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Final drive pinion shaft, CA, $20 each, These shafts are used with the Lambert clutch

Brake arm, $15

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Brake bands, $15 each

CA brake drum on Lambert clutch side, $15

AM2792 brake drum, $15

CA brake pack, $20

CA LH brake pedal, $10

CA RH brake pedal, $10

CA rear axle with hub, $40 (one available)

Good original hydraulic cylinders for CA lift assembly, $30 each

Lift arms from a CA, $40