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 0.042 Inch Thick X 1.875 OD 1.25 Inch ID Shim For Freightliner
BESTFIT TRUCK PARTS
$4.07BESTfit 0.042 Inch Thick Shim * High Quality Shim* 1.875 Inch O.D. * 1.25 Inch I.D. * 0.042 Inch Thick* Sold Individually* Warranty On Shims Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not...$4.07 -
BESTfit Spring Sleeve For 3.5 & 4 Inch Spring Replaces 16-09598-000 For Freightliner FL, FLC & FLD
BESTFIT TRUCK PARTS
$10.19BESTfit Spring Sleeve For Freightliner * High Quality Spring Sleeve * 3.5 Inch * 4 Inch Spring* Sold Individually* Warranty On Spring Sleeve S Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part...$10.19 -
BESTfit 1.5 Inch Diameter X 4 Inch OAL Threaded Spring Bushing Replaces A16-12301-000 For Freightliner FL, FLC & FLD
BESTFIT TRUCK PARTS
$30.59BESTfit 1.25-7 TPI Threaded Spring Bushing * High Quality Threaded Spring Bushing* 4 Inch Oal * 1.5 Inch Dia Threads * 1.25-7 Tpi* Sold Individually* Warranty On Threaded Spring Bushings Against Defects In Workmanship & Material From Date Of Purchase***...$30.59 -
BESTfit 7 Inch OAL X 1.25 Inch Diameter Shackle Pin Replaces 681-322-05-22 For Freightliner FLC112
BESTFIT TRUCK PARTS
$29.57BESTfit 5.375 Inch Center To Center Type 1 Spring Pin * High Quality Shackle Pin* Type 1 Spring Pin* Diameter 1.125 Inch* Length 6.940 Inch* Thread N/A* Center To Center 5.375 Inch* Sold Individually* Warranty On Shackle Pins Against Defects In...$29.57 -
BESTfit 2.5 X 6.625 X 1 Inch Side Bar Replaces 681-322-00-20 & 681-322-01-20 For Freightliner FLC112
BESTFIT TRUCK PARTS
$67.31BESTfit 4.125 Inch Center To Center Suspension Side Bar Fits Freightliner FLC112 * High Quality Side Bar* Side Bar Type 1* Application Freightliner* Length (A) 6.625 Inch* Width (B) 2.500 Inch* Center To Center (C) 4.125 Inch* Height (D) 1.000 Inch* Hole...$67.31 -
BESTfit 20MM ID, 57MM OD X 108MM Silent Block For Freightliner With 56 Inch Spring
BESTFIT TRUCK PARTS
$45.99BESTfit Silent Block - Replaces 16-15951-000, 16-17769-000 & 680-322-01-50 * High Quality Silent Block* Use With 4 Inch Spring * 108MM Oal * Bushing Sleeve Length 100MM * 57MM O.D. * 20MM I.D. * 56 Inch Spring* Sold Individually* Warranty On Silent...$45.99 -
BESTfit Rear Drive Air Bag Replaces C81-1013 For Kenworth AG400L Suspension
BESTFIT TRUCK PARTS
$189.99BESTfit Air Bag For Kenworth AG400L Suspension * High Quality Rear Drive Air Bag* Plastic Base* Rolling Lobe Style* Load (Lbs.) At 80 PSI 5640* Load (Lbs.) At 100 PSI 7070* Natural Freq. (Cpm) 65* Design Height Inch 16* Bottom Plate Type Steel* Top Plate...$189.99 -
BESTfit 2.55X 5.65 Inch 4.68 Lb. Premium Poly Bushing For Kenworth
BESTFIT TRUCK PARTS
$82.61BESTfit Premium Poly Bushing Fits Kenworth * High Quality Bushing* Spring Eye* 2.550 Inch Width* 5.650 Inch Center To Center* 0.813 Inch * Sold Individually* Warranty On Bushings Against Defects In Workmanship & Material From Date Of Purchase*** High...$82.61 -
BESTfit Air Bag Fits PACCAR Flex Air & Kenworth AG380 Suspensions - Replaces W01-358-8813
BESTFIT TRUCK PARTS
$198.99BESTfit Air Bag Fits PACCAR Flex Air & Kenworth AG380 Suspensions * High Quality Air Bag* Type Rolling Lobe* Load (Lbs.) At 80 PSI 5710* Load (Lbs.) At 100 PSI 7160* Natural Freq. (Cpm) 71* Design Height Inch 11.5* Bottom Plate Type Plastic* Top Plate...$198.99 -
BESTfit Torque Rod Replaces 44694, 44694000 & 4694-000L For Kenworth
BESTFIT TRUCK PARTS
$133.99BESTfit Torque Rod - Replaces 1693060C1, 350330088, 35033201, 8079894 * High Quality Torque Rod* Non-Rebushable Ends* Shaft Diameter (A) 1-1/4* Side A Straddle* Side A Bushing Non-Rebushable* Side A Angle 0* Side B Straddle* Side B Bushing...$133.99 -
BESTfit 7.406 Inch OAL Premium Poly Bushing For Rear AG210L & AG400L Air Suspensions
BESTFIT TRUCK PARTS
$62.21BESTfit 5.688 Inch Center To Center Bushing Fits KenworthUpgrade your AG210L and AG400L air suspension systems with our premium Poly Bushing kit, meticulously engineered for superior performance and durability. Featuring a Silent Block design combined...$62.21 -
BESTfit Leveling Valve Neway Replacement With 1 Suspension Port For Kenworth
BESTFIT TRUCK PARTS
$80.37BESTfit Suspension Height Leveling Valve * High Quality Leveling Valve* Controlled Response Cr Hcv* With 1 Suspension Port* 1/8 Npt* Valve Only* Cr Type Without Dump* With 1/4 In Fittings* Sold Individually* Warranty On Leveling Valves Against Defects In...$80.37