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Allis Chalmers WD Tractor Parts

About the Allis-Chalmers WD

The WD brought Allis-Chalmers' two-clutch Power Control system to the row-crop tractor market when it was introduced in 1948. The foot clutch handled the main drive, while the hand-operated wet clutch let the PTO keep turning when the tractor slowed or stopped.

Built through 1953, the WD also introduced power-shifted rear wheels and used a four-speed transmission. The WD was followed by the higher-powered WD45.

Serial Number Reference

Serial number locations: The tractor serial number is stamped at the left brake cover or the left rear of the axle housing. The engine serial number is on the left-hand side of the engine near the carburetor.

The table below shows the beginning tractor serial number for each Model WD year:

 

1948-1949
Model WD year Beginning serial number
1948 7
1949 9,250
1950-1951
Model WD year Beginning serial number
1950 35,445
1951 72,328
1952-1953
Model WD year Beginning serial number
1952 105,182
1953 131,243

Total production: 146,125 Model WD tractors.

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  • Allis-Chalmers Allis Chalmers Complete Engine Gasket Set WC WF WD WD45 D17 170 175

    Allis Chalmers Complete Engine Gasket Set WC WF WD WD45 D17 170 175

    Allis-Chalmers
    $129.75
    AC-1320D
    Complete engine gasket set for select Allis-Chalmers tractor and industrial applications. Includes all gaskets and crankshaft seals for a major engine overhaul.Part Number: AC-1320DFitsWD, WD45, D17,...
  • Allis-Chalmers Spark Plugs (Set of 4) - AL295D, close-up of a single spark plug showing its white ceramic insulator and black metal threading.

    Allis-Chalmers Spark Plugs Set of 4 AL295D

    Allis-Chalmers
    $23.00
    AL295D
    OverviewSet of 4 spark plugs for the listed tractor applications. Part Number: AL295D.FitsAllis Chalmers: B, C, CA, D10, D12, D14, D15 (Early), D17 (To Sn# 75000), G, IB, RC, WC, WD, WF, Crawler:...
  • Allis-Chalmers Allis Chalmers Snap Coupler Bell Hook Spring | 70226514

    Allis-Chalmers Snap Coupler Bell Hook Spring 70226514

    Allis-Chalmers
    $18.75
    70226514
    Allis-Chalmers snap coupler bell hook spring for the listed tractors with quick hitch system.Use the fitment information below to confirm application.Part Number: 70226514FitsAllis-Chalmers...
  • Allis-Chalmers CLEVIS PIN & R-CLIP for Drawbar Hanger Cradle Allis Chalmers CA WD WD45 D10 D12 D14 D15 D17 70220873 70922002

    Allis-Chalmers Clevis Pin & R-Clip for Drawbar Hanger Cradle

    Allis-Chalmers
    $5.75
    70220873
    Clevis Pin & R-Clip for Drawbar Hanger / Draw Bar Cradle. New set for listed Allis-Chalmers applications.Important fitment notes and measurements are preserved below.Part Number:...
  • Allis-Chalmers Allis Chalmers Seal Rear Axle Out Board of Bull Gear (Axle Hub) 70218284 218284

    Allis-Chalmers Rear Axle Out Board of Bull Gear Seal for D10, D12, D14, D15, WD, WD45

    Allis-Chalmers
    $16.50
    70218284
    Seal for Rear Axle Out Board of Bull Gear (Axle Hub).Part Number: 70218284FitsAllis-Chalmers D10Allis-Chalmers D12Allis-Chalmers D14Allis-Chalmers D15Allis-Chalmers WDAllis-Chalmers WD45Replaces /...
  • Allis-Chalmers Allis Chalmers Hydraulic Lever Brake Release Knob

    Allis-Chalmers Hydraulic Lever Brake Release Knob

    Allis-Chalmers
    $5.75
    K52
    Part Number: K52Allis-Chalmers Hydraulic Lever Brake Release KnobHydraulic lever and brake release knob with a 1-1/4" diameter and 3/8"-24 thread.FitsVarious models.SpecsDiameter: 1-1/4"Thread:...
  • Allis-Chalmers Fairbanks Morse FMJ FMX Magneto Condenser

    Fairbanks Morse FMJ FMX Magneto Condenser

    Allis-Chalmers
    $11.75
    FM110
    Part Number: FM110Fairbanks Morse FMJ FMX Magneto CondenserFM110 is a condenser for Fairbanks Morse FMJ and FMX magnetos. It is listed as new and replaces OEM part AXMR2433.FitsFairbanks Morse...
  • Allis-Chalmers Universal 12 Volt Resistor

    Universal 12 Volt Resistor

    Allis-Chalmers
    $9.75
    AB-366D
    Universal 12 volt resistor, 2-terminal style, reduces voltage with 4 ohms of resistance.Part Number: AB-366DFitsAllis Chalmers - variousCase - variousCockshutt - variousFord - variousInternational -...
  • Allis-Chalmers Universal 2 Position Push Pull Switch, electrical control switch with metal and plastic components and rotating mechanism for machinery.

    Universal 2 Position Push Pull Switch

    Allis-Chalmers
    $13.50
    DJS398
    Universal 2 position push pull switch for agricultural and light industrial equipment. For ignition switch applications, it can be used only on battery ignition systems.Switch is a 10amp switch with...
  • Hydraulic Pump Gasket, Body to Reservoir Allis Chalmers WD WD45 70222530

    Allis-Chalmers Hydraulic Pump Gasket Body to Reservoir

    Allis-Chalmers
    $9.75
    70222530
    Allis-Chalmers Hydraulic Pump Gasket, Body to ReservoirNew hydraulic pump gasket for the body to reservoir.Part Number: 70222530FitsAllis-Chalmers WDAllis-Chalmers WD45Replaces / Cross...
  • Allis-Chalmers Allis Chalmers Seat Pivot Bushing CA WD WD45

    Allis Chalmers Seat Pivot Bushing CA WD WD45

    Allis-Chalmers
    $29.75
    AC-328D
    Allis Chalmers seat pivot bushing for CA, and WD, WD45 applications with a pan seat. One used per tractor.Part Number: AC-328DFitsAllis Chalmers: CA, all with pan seat: WD (sn 127007 and up), WD45,...
  • Allis-Chalmers Pin, Control Rod Adjuster Allis Chalmers - 70235812

    Pin, Control Rod Adjuster for Allis-Chalmers 70235812

    Allis-Chalmers
    $18.00
    70235812
    Pin, Control Rod Adjuster for Allis-Chalmers tractors and power units.Used for governor, choke, throttle control and as hydraulic hand control depending on tractor model.Part Number:...
  • Allis-Chalmers WD WD45 Brake Rod Return Spring, black coiled metal spring with hooks on both ends for brake system support.

    Allis-Chalmers WD WD45 Brake Rod Return Spring

    Allis-Chalmers
    $14.75
    AC-268D
    Part Number: AC-268DBrake Rod Return SpringThis brake rod return spring fits Allis-Chalmers WD and WD45 tractors. It measures 6-5/8" long and is sold individually.FitsAllis-Chalmers: WD, WD45Replaces...
  • Allis-Chalmers Pushrod (sold individually) Allis Chalmers D17, WC, WD, WD45, WF, 170, 175

    Pushrod for Allis-Chalmers D17, WC, WD, WD45, WF, 170, 175

    Allis-Chalmers
    $29.75
    AC-2415D
    Pushrod sold individually for Allis-Chalmers D17, WC, WD, WD45, WF, 170, 175.Also used on Combines, Cotton Pickers, Motor Graders, Loaders, Speed Patrol, and Power Units listed below.Part Number:...
  • Allis-Chalmers Water Manifold to Cylinder Head Gasket - Allis Chalmers - 70233218 70277294

    Water Manifold to Cylinder Head Gasket for Allis-Chalmers

    Allis-Chalmers
    $7.50
    70233218
    Water Manifold to Cylinder Head Gasket for Allis-Chalmers applications listed below.Part Number: 70233218FitsWD, WD45 (Gas, LP), WC, WF, D17, 170, 175AC Combine - E Combine, K SeriesAC Powerunit -...
  • Allis-Chalmers Allis Chalmers WD WD45 Lower PTO Gear Box Shifter Shaft Seal 70224642 224642

    Allis-Chalmers WD, WD45 Lower PTO Gear Box Shifter Shaft Seal

    Allis-Chalmers
    $22.95
    70224642
    Lower PTO Gear Box Shifter Shaft Seal for Allis-Chalmers WD and WD45.Part Number: 70224642FitsAllis-Chalmers WDAllis-Chalmers WD45Replaces / Cross Reference7022464222464270206785206785Specs0.750"...
  • Allis-Chalmers Universal Ammeter (Amp) Gauge (20-0-20)

    Universal Ammeter Gauge (20-0-20)

    Allis-Chalmers
    $19.75
    AB-016D
    Universal ammeter gauge with a 20-0-20 range and chrome bezel.Compatible with Allis-Chalmers, Case, Cockshutt, Ford, IH/Farmall, John Deere, Massey Ferguson, Massey Harris, MM, and Oliver...
  • Allis-Chalmers Zenith Bowl Gasket - Allis Chalmers B, C, WC, WF, WD, D10, D12 - 70223987

    Zenith Bowl Gasket for Allis Chalmers B C WC WF WD D10 D12

    Allis-Chalmers
    $3.00
    70223987
    Zenith Bowl Gasket for select Allis Chalmers tractors.Listed for B, C, WC, WF, WD, D10, and D12 models.Part Number: 70223987FitsBCWCWFWDD10D12Replaces / Cross...