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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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88964413 - Propshaft Universal Joint Kit

88964413  -  PROPSHAFT UNIVERSAL JOINT KIT ..

$69.67 $54.55

88982869  -  Differential Case Asm - Standard Out of Stock

88982869 - Differential Case Asm - Standard

DIFFERENTIAL CASE ASM - STANDARD (4.10 TO 7.17 Ratio) ..

$1,639.76 $1,258.63

88983914  -  Switch Asm - Brake Pressure Differential Out of Stock

88983914 - Switch Asm - Brake Pressure Differential

88983914  -  Switch Asm - Brake Pressure Differential ..

$31.77 $28.37

88984268 - Harness - Ignition Coil Wiring

88984268  -  Harness - Ignition Coil Wiring ..

$52.16 $38.64

88988598  -  Fuel Module Pigtail for 25178125 (Original Pump Design - Square Plug) Out of Stock

88988598 - Fuel Module Pigtail for 25178125 (Original Pump Design - Square Plug)

88988598  -  Fuel Module Pigtail for 25178125 (Original Pump Design - Square Plug) ..

$147.66 $109.38

89018166KIT  -  Water Pump Kit (LR4 - 4.8L & LQ4 - 6.0L) Out of Stock

89018166KIT - Water Pump Kit (LR4 - 4.8L & LQ4 - 6.0L)

89018166KIT  -  4.8L & 6.0L Water Pump Kit ..

$476.52 $352.98

89060413 - Intake Manifold Gasket Kit (LR4 - 4.8L & LQ4 - 6.0L)

89060413  -  Intake Manifold Gasket Kit (LR4 - 4.8L & LQ4 - 6.0L) ..

$196.90 $145.85

89060527  -  Water Pump Asm (L31 - 5.7L) Out of Stock

89060527 - Water Pump Asm (L31 - 5.7L)

89060527  -  Water Pump Asm (5.7L Engine) ..

$589.57 $436.72

904-113 - Fuel Pump Module Driver Relocation Kit

904-113 -  Fuel Pump Module Driver Relocation Kit ..

$107.54

93802337  -  5.7L Exhaust Manifold, RH Out of Stock

93802337 - 5.7L Exhaust Manifold, RH

93802337  -  5.7L Exhaust Manifold, RH ..

$475.47 $352.20

93802339  -  5.7L Exhaust Manifold, LH Out of Stock

93802339 - 5.7L Exhaust Manifold, LH

93802339  -  5.7L Exhaust Manifold, LH ..

$475.04 $351.88

94672691  -  Marine Grade Distributor Asm (L31 - 5.7L) Out of Stock

94672691 - Marine Grade Distributor Asm (L31 - 5.7L)

94672691  -  Marine Grade Distributor Asm (L31 - 5.7L) ..

$1,130.07 $837.09

ABS Hose Guide for P42 w/ L4B 3.9L Cummins Engine w/ JB8 Rear Drum Brakes 4500lb Front I-Beam

These are Genuine Workhorse Parts to replace all ABS brake hoses on 1996-2005 Workhorse or GM P30 ..

$346.59

ABS Hose Guide for P42 w/ L4B 3.9L Cummins Engine w/ JF9 Rear Disc Brakes 5000lb Front I-Beam

These are Genuine Workhorse Parts to replace all ABS brake hoses on 2001-2005 Workhorse or GM P30 ..

$365.22

ABS Hose Guide for P42 w/ L57 or L31 Engine w/ JB8 Rear Drum Brakes & 4400lb I-Beam

These are Genuine Workhorse Parts to replace all ABS brake hoses on 1996-2005 Workhorse or GM P30 ..

$502.48

ABS Hose Guide for P42 w/ L57 or L31 Engine w/ JB8 Rear Drum Brakes & 4400lb IFS

These are Genuine Workhorse Parts to replace all ABS brake hoses on 1996-2005 Workhorse or GM P30 ..

$434.04

ABS Hose Guide for P42 w/ L57 or L31 Engine w/ JF9 Rear Disc Brakes & 5000lb I-Beam

These are Genuine Workhorse Parts to replace all ABS brake hoses on 1996-2005 Workhorse or GM P30 ..

$521.12

ABS Hose Guide for P42 w/ L57 or L31 Engine w/ JF9 Rear Disc Brakes & 5000lb IFS

These are Genuine Workhorse Parts to replace all ABS brake hoses on 1996-2005 Workhorse or GM P30 ..

$452.67

ABS Hose Guide for P42 w/ LQ4/LR4 Engine w/ JF9 Rear Disc Brakes & 5000lb I-Beam

These are Genuine Workhorse Parts to replace all ABS brake hoses on 2003-2005 Workhorse or GM P30 ..

$546.25

ABS Hose Guide for P42 w/ LR4 Engine w/ JB8 Rear Drum Brakes & 4400lb I-Beam

These are Genuine Workhorse Parts to replace all ABS brake hoses on 2003-2005 Workhorse or GM P30 ..

$527.61

ABSBOLTKIT - P32 ABS Speed Sensor Centering Bolt Kit

Part# ABSBOLTKIT  -  P32 ABS Speed Sensor Centering Bolt Kit Description:For use w..

$15.53 $15.00

C93471  -  Cable Asm - Park Brake Intermediate Special Order - Call

C93471 - Cable Asm - Park Brake Intermediate

C93471  -  Cable Asm - Park Brake Intermediate ..

$24.81 $21.95

ES2062R  -  End Asm - RH Tie Rod (P42 I-Beam) Out of Stock

ES2062R - End Asm - RH Tie Rod (P42 I-Beam)

ES2062R  -  End Asm - RH Tie Rod (P42 I-Beam) ..

$104.87 $77.68

FRN280A - Manual Park Brake Complete Backing Plate Asm

FRN280A  - PARK BRAKE COMPLETE BACKING PLATE ASM, INCLUDES OEM SHORT CABLE You may need to r..

$429.69 $427.75

FRN452LK5 - P42 LH Rear Brake Backing Plate Asm w/ Shoes (JB8) Out of Stock

FRN452LK5 - P42 LH Rear Brake Backing Plate Asm w/ Shoes (JB8)

FRN452LK5 - P42 LH Rear Brake Backing Plate Asm w/ Shoes 13" x 3.5" Shoes for Dual Rear WheelI..

$318.65 $236.04

FRN452RK7 - P42 RH Rear Brake Backing Plate Asm w/ Shoes (JB8) Out of Stock

FRN452RK7 - P42 RH Rear Brake Backing Plate Asm w/ Shoes (JB8)

FRN452RK7 - P42 RH Rear Brake Backing Plate Asm w/ Shoes 13" x 3.5" Shoes for Dual Rear WheelI..

$329.67 $244.20

HB88508-AA  -  Bearing Asm - Propshaft Center Support Out of Stock

HB88508-AA - Bearing Asm - Propshaft Center Support

HB88508-AA  -  Bearing Asm - Propshaft Center Support ..

$104.00 $93.94

K6122 - Front Upper Control Arm Joint Kit (Independent - Disc/Drum)

K6122  -  Front Upper Control Arm Joint Kit (Independent - Disc/Drum)..

$99.95 $84.75

K6129T - Front Lower Control Arm Ball Joint (Independent - Disc/Drum)

K6129T  -  Front Lower Control Arm Ball Joint (Independent - Disc/Drum)..

$84.05 $41.72

K6147 - Lower Control Arm Shaft Kit (Independent - Disc/Drum)

K6147  -  Lower Control Arm Shaft Kit (Independent - Disc/Drum)..

$85.82 $63.57

MAF10043 - Mass Air Flow Sensor

Part# MAF10043 Description: This is a Brand New Delphi mass air flow sensor. ..

$215.20 $159.41

P42 Step Van Brake Job Guide (I-Beam Front Axle w/ JB8 - Rear Drum Brakes)

These are Genuine Workhorse Parts to Complete a Full Brake Job on a 1996-2005 Workhorse or GM P30 ..

$4,132.23

P42 Step Van Brake Job Guide (I-Beam Front Axle w/ JF9 - Rear Disc Brakes)

These are Genuine Workhorse Parts to Complete a Full Brake Job on a 1996-2005 Workhorse or GM P30 / ..

$3,927.94

P42 Step Van Brake Job Guide (Independent Front Suspension w/ JB8 - Rear Drum Brakes)

These are Genuine Workhorse Parts to Complete a Full Brake Job on a 1996-2005 Workhorse or GM P30 ..

$2,966.49

P42 Step Van Brake Job Guide (Independent Front Suspension w/ JF9 - Rear Disc Brakes)

These are Genuine Workhorse Parts to Complete a Full Brake Job on a 1996-2005 Workhorse or GM P30 / ..

$2,854.59

P42 Step Van Common Replacement Parts (L31 - 5.7L V8 Gas Engine)

These are Genuine Workhorse Parts that are commonly replaced on Workhorse P42 Step Van Commercial Ch..

$2,066.46

P42 Step Van Common Replacement Parts (L57 - 6.5L Diesel Engine)

These are Genuine Workhorse Parts that are commonly replaced on Workhorse P42 Step Van Commercial Ch..

$2,103.33

RB117 - Bushing - Leaf Spring

RB117  -  Bushing - Leaf Springx2 used on front leaf spring W0000866x2 used on rear leaf s..

$9.87

ST118  -  Strap Asm - Fuel Tank Out of Stock

ST118 - Strap Asm - Fuel Tank

ST118  -  Strap Asm - Fuel Tank Sold Individually ..

$78.87 $54.94

UT28049 - Steering Linkage Connecting Rod (Drag Link) for P42 I-Beam Front Axle

UT28049  - Kit - Steering Linkage Connecting Rod (Drag Link) ..

$521.03 $385.95

W0000051 - 15" Steering Wheel

W0000051  -  15" Steering Wheel ..

$194.00 $143.70

W0000138 - Lever - Remote Automatic Transmission Shift Asm (76" Cable Housing Length, 88.5 Inches Overall)

W0000138  -  Lever - Remote Automatic Transmission Shift Asm (76" Cable Housing Lengt..

$845.30 $626.15

W0000246  -  Pad Asm -  Steering Wheel Horn Out of Stock

W0000246 - Pad Asm - Steering Wheel Horn

W0000246  -  Pad Asm -  Steering Wheel Horn ..

$91.57 $67.83

W0000393 - Housing Asm - Power Control Module

W0000393  -  Housing Asm - Power Control ModuleFits all GM LS1 style engine control module..

$115.83 $85.80

W0000559  -  Knuckle W/ Spindle Asm - LH & RH (Forged & Machined Only) Discontinued Part

W0000829 - Alternator Asm 130 Amp (L4B - 3.9L Cummins)

W0000829  -  Alternator Asm (3.9L Cummins w/ 130 AMP)P42's with 3.9L Cummins with 130 AMP ..

$933.98 $304.50

W0000857 - Transmission Asm - Aux Cooler (L4B - 3.9L Cummins)

TRANSMISSION ASM-AUX CLR (PPK)Applications:P42 with a 3.9L L4B..

$1,632.15 $1,252.77

W0000862  -  Radiator Hose - Lower (L4B - 3.9L Cummins) Out of Stock

W0000862 - Radiator Hose - Lower (L4B - 3.9L Cummins)

W0000862  -  Radiator Hose - Lower (L4B - 3.9L Cummins) ..

$80.45

W0000863 - Clutch - Fan Viscous Control (L4B - 3.9L Cummins)

W0000863  -  Fan Clutch Asm (Clutch Only)***Check EPC Info for "CFE" Option Code, if it is..

$1,830.76 $1,308.73