Semi-Truck Frame Chassis Parts
Need semi-truck frame chassis parts? Choose from high-strength frame rails, crossmembers, and reliable fifth wheel replacement parts to keep your rig solid. Enjoy a smooth ride with quality springs and shock absorbers. Ensure stable control with our durable control arms and steering linkages. Looking for axles or frame steps? We've got those too. Shop at 4 State Trucks!
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TPHD Type 30 Long Stroke Brake Diaphragm - 8 Inch Diameter
TPHD
$11.20Replacement 8 Inch Brake Diaphragm - Type 30 For Long Stroke ChambersUpgrade your brake system with our aftermarket Type 30 brake diaphragm, designed specifically for long stroke chambers. With dimensions of 7.875 inches in outside diameter and 1.905...$11.20 -
TPHD Type 3030 Spring Brake Chamber With 11.750 Inch Stem Length - Long Stroke Sealed Unit
TPHD
$77.59Double Brake Chamber Type 3030 Long Stroke - 8.00 Inch DiameterUpgrade your vehicle's emergency brake system with our premium aftermarket replacement emergency brake chamber. With a stroke length of 3.00 inches and a rod threaded full length measuring 11...$77.59 -
TPHD Type 3030 Piggy Back Brake Chamber With Mounting Clamp & Diaphragm - Long Stroke Sealed Unit
TPHD
$102.99Double Brake Chamber Type 3030 Long Stroke - 8.00 Inch Diameter - Rear Piggy Back Replacement Section OnlyLooking to repair your park brake chamber? Our emergency brake chamber is the perfect solution. With a stroke length of 3.00 inches and designed as...$102.99 -
TPHD Type 20 Service Chamber W/ 9.5 Inch Pushrod, 2.25 Inch Stroke Length
TPHD
$41.79Type 20 Service Chamber W/ Standard Stroke & Welded ClevisUpgrade your braking system with our aftermarket replacement Service Chamber, Type 20. Measuring 3.875 inches by 10.187 inches and featuring standard thread sizes of 5/8 inch - 18 and 5/8 inch -...$41.79 -
TPHD 1810 Series Full Round U-Joint Kit
TPHD
$61.89U-Joint Kit Replaces OE Number 5-281XUpgrade your vehicle's drivetrain with our U-Joints, featuring the 1810 Series Full Round design. Replacing OE Number 5-281X, these U-Joints are sold individually as aftermarket replacement parts. Crafted for...$61.89 -
TPHD 1760 Series Full Round U-Joint Kit
TPHD
$44.87U-Joint Kit Replaces OE Number 5-407XIntegrate our 1760 Series Full Round U-Joint into your vehicle's drivetrain for dependable performance. This aftermarket replacement part replaces OE Number 5-407X and is sold individually for your convenience...$44.87 -
TPHD 1710 Series Full Round U-Joint Kit
TPHD
$34.67U-Joint Kit Replaces OE Number 5-280XUpgrade your vehicle's drivetrain with our U-Joints, featuring the 1710 Series Full Round design. Replacing OE Number 5-280X, these U-Joints are sold individually as aftermarket replacement parts. Crafted to meet...$34.67 -
TPHD 1610 Series Full Round U-Joint Kit
TPHD
$36.89U-Joint Kit Replaces OE Number 5-279XRevitalize your vehicle's drivetrain with our top-notch U-Joints! These 1610 Series Full Round U-Joints are designed to deliver exceptional performance, replacing the OE Number 5-279X seamlessly. Sold individually,...$36.89 -
TPHD Stainless Steel Rear Frame Cover For Steel Crossmember For Peterbilt 300 Series
TURNPIKE TRUCK TRIM
$86.99Rear Frame Cover For Steel Crossmember With No NotchOur rear frame covers are crafted from durable stainless steel, ensuring longevity and resistance to corrosion. Designed without cutouts, these covers provide a sleek and uniform appearance for your...$86.99 -
TPHD Leveling Valve Rod Linkage Kit For Kenworth AG100, AG200 & AG400 Suspensions
TPHD
$13.76Adjustable Linkage Kit For Height Control Valve * High Quality Leveling Valve Rod Linkage Kit* Adjustable Linkage Kit For Height Control Valve* 18 Inch Rod With Ends And Hardware* Maximum Usable Length 19.500 Inches* Rod Can Be Cut For Shorter...$13.76 -
TPHD Leveling Valve Rod Linkage Kit For Peterbilt Rear Air Leaf, Low Air Leaf & Rear Air Trac Suspensions
TPHD
$13.76Leveling Valve Rod Linkage Kit For Leveling Height Valve * High Quality Leveling Valve* Adjustable Linkage Kit For Height Control Valve* 18 Inch Rod With Ends And Hardware* Maximum Usable Length 19.500 Inches* Rod Can Be Cut For Shorter Applications*...$13.76 -
TPHD Bushing Kit With Pins For Holland Fifth Wheels
TPHD
$57.07Holland Bushing Pins KitEnhance the performance and longevity of your vehicle's suspension system with our comprehensive Kit Bushings. Designed to fit Holland applications, this aftermarket replacement part (not OEM) includes two each of bushings, pins,...$57.07