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2003 P42 Step Van

2003 P42 Step Van

Shop for Original Workhorse Custom Chassis Replacement Parts from an Authorized Workhorse Parts Dealer here. If you do not see what you are looking for here, please use the Contact Form and we would be happy to assist you to get the part(s) you need. (Please provide your VIN# and a detailed description of what you are looking for.)

Genuine Workhorse Parts

This year applies if the 10th digit of the VIN is "3"


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W8006778 - KIT - Front ABS Sensor P32 Chassis (Uses same LH & RH)

This kit includes Part# W8006778 - Front ABS Sensor P32 Chassis and the centering bolts for ins..

$188.95

W8006803 - Right Front ABS Sensor P32 Chassis SUPERSEDED - See description

W8006803 - Right Front ABS Sensor P32 Chassis

Part# W8006803W8006778 is now used on both sides. The only difference between them is that the ..

$196.75 $162.60

W8006998 - ABS Hose Asm - Left Hand Front Brake Pressure Modulation Valve (I-Beam w/ L4B Engine)

W8006998  -  Pipe Asm - Left Hand Front Brake Pressure Modulation Valve (ABS)..

$165.27 $122.42

W8007018 - Exhaust Manifold Pipe Asm (4.8L & 6.0L)

Part # W8007018 Replaces: W0012346 W0002580 Description: This is a Brand New Wor..

$1,564.02 $730.67

W8007024  -  Shaft Asm - Intermediate Steering Discontinued Part

W8007024 - Shaft Asm - Intermediate Steering

W8007024  -  Shaft Asm - Intermediate Steering  ..

$314.20 $232.74

W8007233-NR  -  Steering Knuckle King Pin Kit (No-Ream) New

W8007233-NR - Steering Knuckle King Pin Kit (No-Ream)

W8007233-NR  -  Steering Knuckle King Pin Kit (No-Ream) ..

$466.84

W8007312 - RF Wheel Speed Sensor (I-Beam - 4 Wheel Disc)

W8007312  -  RF Wheel Speed Sensor (I-Beam - 4 Wheel Disc) ..

$253.25 $187.59

W8007313 - LF Wheel Speed Sensor (I-Beam - 4 Wheel Disc)

W8007313  - LF Wheel Speed Sensor (I-Beam - 4 Wheel Disc) ..

$253.25 $187.59

W8007359  -  Lever Asm - Park Brake Out of Stock

W8007359 - Lever Asm - Park Brake

W8007359  -  Lever Asm - Park Brake  ..

$87.28 $125.13

W8007372  -  Kit - Steering Wheel Conversion to 15" No Longer Available

W8007372 - Kit - Steering Wheel Conversion to 15"

Part# W8007372 Replaces Part#'s 16759292 16759291 09760722 17996291 ..

$446.93 $331.06

W8007424  -  Bracket Asm - LH Rear Shock Upper Out of Stock

W8007424 - Bracket Asm - LH Rear Shock Upper

W8007424  -  Bracket Asm - LH Rear Shock UpperDescription:This is an upgraded direct repla..

$348.42 $258.09

W8007425  -  Bracket Asm - RH Rear Shock Upper Special Order - Call

W8007425 - Bracket Asm - RH Rear Shock Upper

W8007425  -  Bracket Asm - RH Rear Shock UpperDescription:This is an upgraded direct repla..

$348.42 $258.09

W8800111  - Alternator Asm (130 Amp) Out of Stock

W8800111 - Alternator Asm (130 Amp)

GENERATOR ASM 130 AMPP42's w/ 4.3L V6, 5.7L V8 & 6.5L Diesel w/ 105 or 130 AMP option code. (K68..

$259.78 $238.03

W8800308 - Belt- Fan, Water Pump, Alternator, P/S Pump (L31 - 5.7L)

W8800308  -  Belt- Fan, Water Pump, Alternator, P/S Pump (5.7L) ..

$72.99 $54.07

W8800314 - Belt - Fan, V-Ribbed (.44" x 44.5") (L57 - 6.5L Diesel)

W8800314 - BELT - FAN, A/C COMPRESSOR, VACUUM PUMP, GENERATOR, POWER STEERING ..

$66.99 $65.52

W8800350 - Pulley Asm - Belt Idler (5.7L) Out of Stock

W8800350 - Pulley Asm - Belt Idler (5.7L)

W8800350 - Pulley Asm - Belt Idler (5.7L) ..

$38.42 $28.46

W8800400 - Upper (Inlet) Radiator Hose (L31 - 5.7L)

W8800400  -  Upper (Inlet) Radiator Hose (5.7L) ..

$43.94 $41.65

W8800466 - Oil Filter (L31 - 5.7L)

W8800466  -  Oil Filter (5.7L 350/L31) ..

$6.76 $5.01

W8800468 - Spark Plug (5.7L 350 / L31 & 7.4L 454 / L29)

W8800468  -  Spark Plug (5.7L 350 / L31 & 7.4L 454 / L29) ..

$16.08 $21.76

W8800474 - Engine Oil Filter (L57 - 6.5L Diesel)

W8800474 - Engine Oil Filter (6.5L Diesel) ..

$13.66 $11.06

W8800476  -  Element - Air Cleaner (L57 - 6.5L Diesel) Out of Stock

W8800476 - Element - Air Cleaner (L57 - 6.5L Diesel)

W8800476  -  Element - Air Cleaner (L57 - 6.5L Diesel) ..

$63.09 $46.73

W8800477 - Separator Asm - Fuel/Water Element ONLY (L57 - 6.5L Diesel)

W8800477  -  Separator Asm - Fuel/Water (L57 - 6.5L Diesel) ..

$46.78 $51.78

W8800481 - Air Filter Element

Part# W8800481 Description: Air Intake Filter Element  Application: Al..

$37.18 $35.05

W8800504 - Mount Asm - Engine (L31 - 5.7L & L57 - 6.5L Diesel)

W8800504  -  Mount Asm - Engine (L31 - 5.7L & L57 - 6.5L Diesel) ..

$274.54 $203.36

W8800506 - Mount Asm - Transmission (GM 4L80/5E)

W8800506  -  Mount Asm - Transmission (GM 4L80/5E) ..

$119.43 $88.47

W8800519  -  Engine Asm-6.5L (395 CID, Reman, Long Block) Out of Stock

W8800519 - Engine Asm-6.5L (395 CID, Reman, Long Block)

W8800519  -  Engine Asm-6.5L (395 CID, Reman, Long Block) ..

$7,127.34 $6,334.95

W8800701 - Oil Filler Cap

Part# W8800701 Description: This is a Brand New Workhorse Oil Filler Cap. ..

$48.21 $48.37

W8800704 - Cap Asm - Oil Fill (L57 - 6.5L Diesel)

W8800704  -  Cap Asm - Oil Fill (L57 - 6.5L Diesel) ..

$18.86 $13.97

W8800784  -  Thermostat (L31 - 5.7L) Special Order - Call

W8800784 - Thermostat (L31 - 5.7L)

W8800784  -  Thermostat Asm - Engine Coolant ..

$15.61 $14.28

W8801004 - Front Shock Absorber P30/P42 (I-Beam)

W8801004  -  Front Shock Absorber P30/P42 (I-Beam) ..

$134.54 $97.95

W8801005 - Front Shock P42 (Independent Front Suspension)

W8801005  -  Front Shock P42 (Independent Front Suspension) ..

$98.69 $78.37

W8801006 - Shock Rear P30/P42

W8801006  -  Shock Rear P30/P42  ..

$150.89 $111.77

W8801050 - Shock Absorber Asm - Steering Stabilizer

W8801050  -  Shock Absorber Asm - Steering Stabilizer ..

$82.78

W8803003 - Shaft - Front Lower Control Arm

W8803003  -  Shaft - Front Lower Control Arm..

$177.55 $50.10

W8803006  -  Front Upper Control Arm Joint (Independent - Disc/Drum) Out of Stock

W8803006 - Front Upper Control Arm Joint (Independent - Disc/Drum)

W8803006  -  Front Upper Control Arm Joint (Independent - Disc/Drum)..

$72.85 $53.96

W8803008  -  Front Lower Control Arm Ball Joint (Independent - Disc/Drum) Out of Stock

W8803008 - Front Lower Control Arm Ball Joint (Independent - Disc/Drum)

W8803008  -  Front Lower Control Arm Ball Joint (Independent - Disc/Drum)..

$72.85 $53.96

W8803011 - Kit - Adjuster, Steering Linkage Tie Rod

W8803011  -  Kit - Adjuster, Steering Linkage Tie Rod ..

$223.72 $182.99

W8803017 - Steering Linkage Idler Arm (Independent Suspension)

W8803017  -  Steering Linkage Idler Arm (Independent Suspension) ..

$100.80 $102.00

W8803025 - P-Chassis IFS Inner Tie Rod End Out of Stock

W8803025 - P-Chassis IFS Inner Tie Rod End

Part# W8803025 Replaces: 26051686 Applications: 1996-2005 Chevrolet and Workhors..

$128.12 $94.90

W8803036 - Steering Tie Rod Asm

W8803036  -  STEERING TIE ROD ASM ..

$1,257.42 $480.00

W8803037 - Sway Bar Bushing P30/P42 (I-Beam)

W8803037  -  Sway Bar Bushing P30/P42 (I-Beam) ..

$57.96 $42.93

W8803039 - P42 IFS Front Sway Bar Bushing (1-3/8") (Not For RV's)

W8803039  -  P42 Front Sway Bar Bushing (1-3/8") (Independent)If you have an RV you will n..

$25.37 $18.79

W8803503  -  Spring Asm - Front Leaf (Used for both RH & LH) Discontinued Part

W8803503 - Spring Asm - Front Leaf (Used for both RH & LH)

W8803503  -  Spring Asm - Front Leaf (RH & LH)Sold Individually ..

$897.02 $491.05

W8804166 - Right Hand Brake Caliper - Bare no Pads (P42 - JB8 Rear Drum)

Also used on 1996 and earlier P32 motor homes with 4 wheel disc brakes. ..

$160.99 $158.31