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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BESTfit Crewson Type Slack Adjuster 1-1/4 In-24 X 5.5 Inch Arm - Straight Clevis
BESTFIT TRUCK PARTS
$89.75Crewson Type Slack Adjuster 5.5 Inch Arm With Straight Clevis - Slack Adjuster - Includes - Installation Gauge - Bushings - Clevis Kit - 1-1/4 Inch-24 X 5-1/2 Inch Arm - Automatic - Crewson Type - Made In...$89.75 -
BESTfit Spring Brake Chamber 2.5 Inch Stroke TR3030 For Hendrickson Trailer
BESTFIT TRUCK PARTS
$232.993030 Type Standard Stroke Spring Brake Chamber - Spring Brake - Nylon - Stroke Length- 2.50 Inch - Pushrod 12.00 Inch In Caged Position - Epoxy Coated Head - Non-Pressure Chamber - Lower Push Rod - Weather seal...$232.99 -
BESTfit Parabolic Extra Leaf - 1,500 Lbs. Capacity
BESTFIT TRUCK PARTS
$182.99BESTfit Leaf Spring Full Tapered Parabolic Extra Leaf - Parabolic Extra Leaf - 26 Inch S.E. - 30 Inch L.E. - 4 1/4 Inch Arch - Capacity- 1500 Lbs. - Made In USA - Sold Individually - Warranty On Parabolic Extra...$182.99 -
BESTfit Spring Brake Type 24/24 Sealed 2.25 Inch Stroke 12362, TR2424C
BESTFIT TRUCK PARTS
$131.99Type 24/24 Standard Stroke Spring Brake - Sealed - Spring Brake - 10.812 Inch Pushrod - Type 24/24 - 2.25 Inch Stroke - Sealed - Made In USA - Sold Individually - Warranty On Spring Brakes Against Defects In...$131.99 -
BESTfit Main Leaf For 10 Leaf Spring For Hendrickson
BESTFIT TRUCK PARTS
$175.99BESTfit Hendrickson Main Leaf - Main Leaf - For 10 Leaf Spring - Made In USA - Sold Individually - Warranty On Main Leafs Against Defects In Workmanship & Material From Date Of Purchase - Aftermarket Replacement Part (Not...$175.99 -
BESTfit Parabolic Extra Leaf - 2,200 Lbs. Capacity
BESTFIT TRUCK PARTS
$252.99BESTfit Leaf Spring Full Tapered Parabolic Extra Leaf - Parabolic Extra Leaf - 33 Inch S.E./L.E. - 5 Inch Arch - Capacity- 2200 Lbs. - Made In USA - Sold Individually - Warranty On Parabolic Extra Leafs Against Defects...$252.99 -
BESTfit Brake Chamber Top Cap Housing 7.68 Inch
BESTFIT TRUCK PARTS
$13.45Replacement Top Cover Housing For Air Brake Chamber - Top Cap Housing - Dimensions: - 7.68 Inch Overall Diameter - 4.79 Inch C To C Length - 5/8 Inch-11 Bolt Diameter - For Brake Chamber - Sold Individually -...$13.45 -
BESTfit Spring Riser-Spacer Block 7 X 3 X 1 Inch With 9/16 Inch Center Post
BESTFIT TRUCK PARTS
$25.49Leveling Lift Block - Spring Riser Block - Dimensions: - 7.0 Inch Length - 3.00 Inch Width - 1.0 Inch Thick - With 9/16 Inch Center Post - Sold Individually - Warranty On Spring Riser Blocks Against Defects In...$25.49 -
BESTfit Main Leaf For 12 Leaf Spring For Hendrickson
BESTFIT TRUCK PARTS
$173.99BESTfit Hendrickson Main Leaf - Main Leaf - For 12 Leaf Spring - Made In USA - Sold Individually - Warranty On Main Leafs Against Defects In Workmanship & Material From Date Of Purchase - Aftermarket Replacement Part (Not...$173.99 -
BESTfit Air Disc Brake Chamber Type Replaces CSB16D, CSB16D051, K028226, SC16D
BESTFIT TRUCK PARTS
$336.99Sealed ADB Service Chamber - Service Chamber - Nylon - Zinc Iron Chromate Coated Formed Steel Pressure Cap - Epoxy Coated Formed Steel Non-Pressure Cap - Sealed Unit - Made In USA - Sold Individually - Warranty On...$336.99 -
BESTfit Leaf Spring Repair Plate 17/32 CBH 4 X 0.625 -30 X 30 Inch
BESTFIT TRUCK PARTS
$164.99BESTfit Spring Steel Repair Plate - 17/32 CBH, 4 X 0.625 Inch - 30 X 30 Inch - Repair Plate - Center Bolt Hole Size- 17/32 Inch - Repair Plate Type- Center Bolt Hole - Made In USA - Sold Individually - Warranty On Repair...$164.99 -
BESTfit Spring Riser-Spacer Block 7 X 3 X 1 Inch With 3/4 Inch Center Post
BESTFIT TRUCK PARTS
$33.65Leveling Lift Block - Spring Riser Block - Dimensions: - 7.0 Inch Length - 3.00 Inch Width - 1.0 Inch Thick - With 3/4 Inch Center Post - Sold Individually - Warranty On Spring Riser Blocks Against Defects In...$33.65