
Kenworth W900A Parts
The Kenworth W900A semi truck has all the great "W9" aesthetic features, like a long hood and tall stacks, built on the platform of performance and reliability, but we can make you stand out even more by customizing your semi truck with quality aftermarket parts and chrome accessories from 4 State Trucks. When a W900A drives by on the highway, it gets a lot of attention for its good looks, and you can take that even further with aftermarket semi truck parts from 4 State Trucks. We have what you need to customize your KW - whether it's aftermarket bumpers, exhaust, fuel tanks, or something else, we've got you covered. Hit the open road in style and comfort with the best custom gear for your Kenworth heavy duty truck or 18 wheeler.
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17.38 X 35 Inch Compact Three-Rung Retractable Truck Step W/ Non-Slip Tread
AFTERMARKET
$342.9917.38 X 35 Inch Compact Three-Rung Retractable Truck Step W/ Non-Slip Tread * High Quality Truck Step * Made Of 304 Stainless Steel * 3 Rung Retractable * With Non Slip Tread Supports Up To 500 Lbs* 17.38 Inch X 35 Inch * The Compact And Retractable...$342.99 -
Black Powder-Coated Retractable Step
AFTERMARKET
$246.99Black Powder-Coated Retractable Step * High Quality Truck Step * Black Powder Coated Retractable* Each Step Has Non-Slip Treads And Is Ideal For Truck And Trailers* The Slide-In Horizontal Storage Avoids Interference With Toolboxes Reservoirs And More*...$246.99 -
17.38 X 30.25 Inch Compact Two-Rung Retractable Truck Step W/ Non-Slip Tread
AFTERMARKET
$360.9917.38 X 30.25 Inch Compact Two-Rung Retractable Truck Step W/ Non-Slip Tread * High Quality Truck Step* Made Of 304 Stainless Steel * Retractable Two Rung * 17.38 X 30.25 Inches * Compact Two Rung Design Has Non Slip Threats * The Compact And Retractable...$360.99 -
Gooseneck Safety Chain U-Bolt Kit W/ Springs, Nuts, Washers
CURT MANUFACTURING
$34.99Spring-Loaded Gooseneck Safety Chain U-Bolt KitKeep your gooseneck trailer safety chains secure with this CURT U-Bolt Kit! With a spring-loaded design and durable zinc-plated finish, it keeps safety chain loops snug. This kit is compatible with the CURT...$34.99 -
Brake Master Cylinder Brake Booster W/ 1.25 Inch Master Cylinder - Replaces 8-97315-166-0, 97315166
DAYTON / DORMAN
$141.99Brake Master Cylinder Brake Booster W/ 1.25 Inch Master Cylinder * High Quality Brake Master Cylinder * Brake Booster Included: Yes* Master Cylinder Bore Diameter: 1-1/4 Inch* Master Cylinder Cap Included: No* Master Cylinder Material: Cast Iron*...$141.99 -
Easy Entry Folding Step For Semi Trailers, Box Trucks, Flat Decks
LUVERNE
$310.99Easy Entry Folding Step * High Quality Entry Folding Step* Greatly Enhances Safety For Climbing In And Out Of The Trailer Or Cargo Area * Ergonomic Design Reduces Strain And Promotes Worker Health And Wellness * Easier Rear Access Increases Speed And...$310.99 -
Bulldog HD Rear Shock Absorber Replaces 14QK3101M, 14QK2136M, 20897198
BULLDOG HD SHOCKS
$64.86Commercial Grade Heavy Duty Shock Absorber - Replaces 21462382, 22202559, 222202560 & 471700009647Bulldog HD shocks are fleet tested and approved. This is a premium rear replacement shock reengineered to be better than the factory part that came with...$64.86 -
Bulldog HD Shock Absorber With Double Lip Seal Design, 11.5 Inch Comp. Length, 5.47 Stroke
BULLDOG HD SHOCKS
$41.10Commercial Grade Heavy Duty Shock AbsorberGet premium shocks for your Truck at 4 State Trucks! Replace your old shocks that came with your truck and trailer with Bulldog HD shocks. This shock has a compressed length of 11.5 Inches and has a 5.47 Inch...$41.10 -
Bulldog HD Shock Absorber W/ Double Lip Seal Design, 11.65 Inch Comp. Length, 5.35 Inch Stroke
BULLDOG HD SHOCKS
$52.52Commercial Grade Heavy Duty Shock AbsorberGet premium shocks for your Truck at 4 State Trucks! Replace your old shocks that came with your truck and trailer with Bulldog HD shocks. This shock has a compressed length of 11.65 Inches and has a 5.35 Inch...$52.52 -
17.38 X 15 Inch 1-Rung Black Retractable Truck Step With Non-Slip Tread
AFTERMARKET
$77.51Retractable Single Rung Black Powder-Coated Truck Step With Non-Slip Tread * High Quality Rung Retractable Truck Stop* Color Powder Coat Black* Made Of Carbon Steel* Mounting Frame Dimensions- 15 Inch Length - 17.38 Inch Height - 3 Inch Width * 1 Rung*...$77.51 -
15 X 15 X 4.75 Inch Black Powder-Coated Cable Type Truck Step With Non-Slip Diamond Deck Span Tread
AFTERMARKET
$165.99Cable Type Truck Step With Galvanized Wire Cable Sides & Black Powder-Coated Finish * High Quality Cable Truck Step* Color Powder Coat Black* Galvanized Step* Made Of Carbon Steel* Dimensions- 15 Inch Step Width- 4.75 Step Depth - 1.88 Step Thickness- 15...$165.99 -
4 X10 X 7 Inch Breakaway Truck Step Mounts To Step Bumper
AFTERMARKET
$231.99Breakaway Truck Step Pivots Forward Or Backward * High Quality Breakaway Truck Step * Color Silver* Made Of Carbon Steel* Galvanized Step* Dimensions- 10 Inch Platform Width- 4 Inch Platform Depth- 10.19 Inch Mounting Bracket Width- 1.64 Inch Mounting...$231.99