Many of our popular items are 5-15% off until March 31st! Add to cart to see the savings!
Search by entering 17 digit VIN

2004 P42 Step Van

2004 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 "4"

Search within Filtered Results  
 
Show:
Sort By:
W8800476  -  Element - Air Cleaner (L57 - 6.5L Diesel) 2 - 3 Days

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 $45.07

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)MADE TO ORDER PART - ESTIMATED 10 DAY LE..

$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 $35.71

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) Out of Stock

W8800784 - Thermostat (L31 - 5.7L)

W8800784  -  Thermostat Asm - Engine Coolant ..

$15.61 $11.56

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

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

$134.54 $97.95

W8801005 - Front Shock Absorber P30/P42 (Independent Front Suspension)

W8801005  -  Front Shock Absorber P30/P42 (Independent Front Suspension) ..

$166.70 $123.48

W8801005AF - Front Shock P42 (Independent Front Suspension)

W8801005AF  -  Front Shock P42 (Independent Front Suspension)Aftermarket option for W88010..

$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 ..

$94.96 $73.38

W8801050AF - Shock Absorber Asm - Steering Stabilizer

W8801050AF  -  Shock Absorber Asm - Steering StabilizerAlternate for W8801050 ..

$73.38

W8803003 - Shaft - Front Lower Control Arm

W8803003  -  Shaft - Front Lower Control Arm..

$177.55 $131.52

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 Out of Stock

W8803011 - Kit - Adjuster, Steering Linkage Tie Rod

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

$223.72 $165.72

W8803016 - Pitman Arm (Independent Suspension)

W8803016  -  Pitman Arm (Independent Suspension)Alternate part # 26059502 ..

$69.88 $62.63

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

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

$128.12 $94.90

W8803028 - End Asm - RH Tie Rod

W8803028  -  End Asm - RH Tie Rod ..

$126.02 $125.30

W8803030 - End Asm - LH Tie Rod

W8803030  -  End Asm - LH Tie Rod ..

$142.43 $204.72

W8803036  -  Steering Tie Rod Asm Discontinued Part

W8803036 - Steering Tie Rod Asm

W8803036  -  STEERING TIE ROD ASM ..

$1,257.42 $931.42

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)

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

$897.02 $664.46

W8803517 - Spring Asm - Rear Leaf (3380 lbs)

W8803517  -  Spring Asm - Rear Leaf (3380 lbs) ..

$1,010.66 $748.64

W8804166 - Right Hand Brake Caliper - Loaded with Pads (P42 - JB8 Rear Drum)

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

$160.99 $156.43

W8804167 - Left Hand Brake Caliper - Bare no Pads (P42 - JB8 Rear Drum)

W8804167  -  Left Hand Brake Caliper (P42 - JB8 Rear Drum)   ..

$160.99 $74.56

W8810100  -  Adjuster - Rear Brake Shoe (LH) (JB8) Out of Stock

W8810100 - Adjuster - Rear Brake Shoe (LH) (JB8)

W8810100  -  Adjuster - Rear Brake Shoe (LH) ..

$26.66 $91.51

W8810101  -  Adjuster - Rear Brake Shoe (RH) (JB8) Out of Stock

W8810101 - Adjuster - Rear Brake Shoe (RH) (JB8)

W8810101  -  Adjuster - Rear Brake Shoe (RH) (JB8) ..

$26.66 $91.51

W8810201 - Inner Rear Wheel Bearing Asm (Disc/Drum)

W8810201  -  Inner Rear Wheel Bearing Asm (Disc/Drum) ..

$116.63 $86.39

W8810206 - Oil Seal - Rear Wheel (Disc/Drum)

W8810206  -  Oil Seal - Rear Wheel (Disc/Drum) ..

$18.08 $14.78

W8810207 - Seal Asm - Front Wheel Bearing (JB8 - Rear Drum w/ IFS & 2005 P32 JF9)

W8810207  -  Seal Asm - Front Wheel Bearing (JB8 - Rear Drum w/ IFS)..

$43.12 $4.78

W8810209 - Front Wheel Hub (with Flange) Seal Kit Out of Stock

W8810209 - Front Wheel Hub (with Flange) Seal Kit

Part# W8810209 Description: This is a Brand New Workhorse Front Wheel Hub Seal with Flange. ..

$40.66 $32.70

W8810214 - Front Wheel Inner Bearing (I-Beam)

W8810214  -  Front Wheel Inner Bearing (I-Beam)  ..

$159.54 $118.18

W8810301  -  Cable Asm - Rear Park Brake (14.9") Discontinued Part

W8810301 - Cable Asm - Rear Park Brake (14.9")

W8810301  -  CABLE ASM - REAR PARK BRAKE (14.9") ..

$92.95 $68.85

W8810500 - Drum - Rear Brake (P42 - JB8 - DRW)

W8810500  -  Drum - Rear Brake (P42 - JB8)Note: This brake drum only works on dual rear wh..

$267.88 $255.51

W8810507 - Rotor - P32 / P42 Brake Rear (JF9 - 4 Wheel Disc)

W8810507  -  Rotor - P32 / P42 Brake Rear (JF9 - 4 Wheel Disc) ..

$214.38 $174.80

W8810507AF - Rotor - Aftermarket P32 / P42 Rear (JF9 - 4 Wheel Disc)

W8810507AF  -  Rotor - Aftermarket P32 / P42  (JF9) ..

$235.98 $174.80

W8810508 - Hub And Rotor Asm - Front Wheel (J8B - Disc/Drum w/ I-Beam)

W8810508  - Hub And Rotor Asm - Front Wheel (J8B - Disc/Drum with I-Beam Front Axle) ..

$397.58 $364.10

W8810508AF - Hub And Rotor Asm - Aftermarket Front Wheel (J8B - Disc/Drum w/ I-Beam)

W8810508AF  - Hub And Rotor Asm - Aftermarket Front Wheel (J8B - Disc/Drum with I-Beam Front Ax..

$219.80

W8810510 - Front Brake Rotor w/ Hub & Exciter Ring (JB8 - Disc/Drum w/ IFS)

W8810510  -  Front Brake Rotor w/ Hub & Exciter Ring (JB8 - Disc/Drum with Independent..

$469.71 $347.93

W8810703 - Stud - Rear Wheel (Dual Rear Wheel Chassis w/ Drum)

W8810703  -  Stud - Rear Wheel (Dual Rear Wheel Chassis w/ Drum) Sold Individually ..

$11.06 $8.19

W8810800 - Pad Kit - Brake P30/P42 (JB8 - Front Disc/Rear Drum)

PART# W8810800  -  PAD KIT - BRAKE P30/P42  (JB8 - FRONT DISC/REAR DRUM)These ar..

$192.43 $78.20

W8810803 - P32/42 Brake Pad Set (JF9 - Front & Rear Disc)

Part# W8810803 - P32/42 BRAKE PAD SET (JF9 - FRONT & REAR DISC) Description: Brand Ne..

$184.38 $147.71

W8810803-US - Performance Brake Pad Set - P32/42 Brake Pad Set (JF9 - Front & Rear Disc)

W8810803-US - Performance Brake Pad Set - P32/42 Brake Pad Set (JF9 - Front & Rear Disc) De..

$169.00

W8810806 - Park Brake Shoe Kit

Part# W8810806 This part includes two shoes. Applications:  All P32 Chassis wi..

$243.24 $182.58