Semi-Truck Trailer Parts
Get top-notch semi-truck trailer parts at 4 State Trucks. From automatic slack adjusters to air bags and torque arms, we've got what your rig needs. Our parts are known for quality and reliability, making maintenance hassle-free. Looking for fuel tank straps or air tanks? We've got those too. Shop now and keep your truck in peak condition.
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BESTfit 19.25 Inch Torque Arm For Trailer
BESTFIT TRUCK PARTS
$31.44BESTfit Torque Arm AdjustableUpgrade your vehicle with our reliable non-adjustable arm, measuring 19.250 inches. Sold individually as an aftermarket replacement part, it replaces OEM numbers 20436, 71500, and many more. This arm ensures sturdy support...$31.44 -
BESTfit 3 Leaf High Arch Spring Assembly For Hutchens Suspensions
BESTFIT TRUCK PARTS
$137.99BESTfit Leaf Spring Assembly Fits TrailerIntroducing our Leaf Spring Assembly, featuring 3 leaves and a high 5 1/2-inch arch, specifically designed to fit Hutchens suspensions. This aftermarket replacement part replaces OEM numbers TRA-2740 and 365-00,...$137.99 -
On Sale
BESTfit Rolling Lobe Air Bag Replaces W01-358-8755 & W01-455-8755 For Hendrickson Turner Trailer Axle
BESTFIT TRUCK PARTS
Now: $50.40Was: $143.99BESTfit Rolling Lobe Air Bag Fits Hendrickson Turner HT190T, 230T, 250T & 300T TrailersIntroducing our Air Bag, a dependable aftermarket replacement part tailored to fit Hendrickson Turner Trailer Axles, including HT190T, 230T, 250T, 300T, HT Dolly...Now: $50.40Was: $143.99 -
BESTfit Air Bag For Hendrickson Trailer W01-358-9580
BESTFIT TRUCK PARTS
$143.99BESTfit Air Bag Fits Hendrickson TrailerIntroducing our Air Bag, a reliable aftermarket replacement part designed to replace OEM numbers AB1DK25C-9580, W01-258-9580, W01-455-8627, W01-358-9262, 1R13-118, 1R13-144, and 1010-21P434. Sold individually, each...$143.99 -
BESTfit Airbag For Neway
BESTFIT TRUCK PARTS
$123.99BESTfit Air Bag Fits NewayIntroducing our Air Bag, a reliable aftermarket replacement part designed to replace OEM numbers AB1DK23H-8204, W01-358-8204, W01-675-8259, 90557223, 90557173, XB-SPN-053-60, NS190-16, 1R12-508, 1R12-522, and 910-12P484. Sold...$123.99 -
BESTfit Air Bag - Replaces W01-358-8729
BESTFIT TRUCK PARTS
$175.99BESTfit Air BagIntroducing our Air Bag, an aftermarket replacement part designed to replace OEM numbers AB1DK25D-8729 202796, W01-358-8617, W01-R88-8617, and A2258-E-1461. Sold individually, this airbag offers a reliable solution for your vehicle. Please...$175.99 -
BESTfit Air Bag For Hendrickson Trailer Suspension HS230 HT230T and
BESTFIT TRUCK PARTS
$157.99BESTfit Air Bag Fits Hendrickson TrailerIntroducing our Air Bag, a reliable aftermarket replacement part designed to replace OEM numbers 566263036, 566263037, 1R13-077, 1R13-102, 1R13-119, S-20010, S-25559, W01-358-9270, W01-455-9635, and 910-13.5S433...$157.99 -
BESTfit Rolling Lobe Style Air Spring W/ Aluminum Base For Hendrickson Trailer HL-015
BESTFIT TRUCK PARTS
$173.99BESTfit Air Bag Fits Hendrickson TrailerIntroducing our Air Bag, compatible with Hendrickson Aux HL-015, Tuthill-Reyco, and Watson Chalin TA-300 and TA-5000 systems. This aftermarket replacement part replaces OEM numbers 1R14-039, 1R14-055, 1R14-083,...$173.99 -
BESTfit Air Spring Rolling Lobe W/ Plastic Base For Hendrickson Trailer
BESTFIT TRUCK PARTS
$143.99BESTfit Air Bag Fits Hendrickson TrailerIntroducing our Air Bag, a reliable aftermarket replacement part designed to replace OEM numbers S21800, W01-358-8709, W01-358-8751, W01-455-8709, 1R13-159, and 1010.5-15P480. Each air bag is sold individually,...$143.99 -
TPHD Stainless Steel Dolly Handle For Landing Gear W/ 21 Inch Shaft
TPHD
$180.9917 Inch SS Dolly Handle For Landing GearUpgrade your landing gear with our durable Dolly Handle, meticulously crafted from 304 stainless steel. Specifically designed for landing gear equipped with a 21-inch shaft, this handle ensures a perfect fit and...$180.99 -
TPHD Stainless Steel Dolly Handle For Landing Gear W/ 17 Inch Shaft
TPHD
$167.9917 Inch SS Dolly Handle For Landing GearEnhance your landing gear with our robust Dolly Handle, constructed from premium 304 stainless steel. Tailored for landing gear with a 17-inch shaft, it ensures compatibility and durability. Sold individually, it's...$167.99 -
On Sale
TPHD Stainless Steel Dolly Handle For Landing Gear W/ 14 Inch Shaft
TPHD
Now: $135.29Was: $163.9914 Inch SS Dolly Handle For Landing GearUpgrade your landing gear with our durable Dolly Handle, crafted from 304 stainless steel. Specifically designed for landing gear with a 14-inch shaft, this handle ensures ease of use and longevity. Sold...Now: $135.29Was: $163.99