Trailer Suspension
Premium-quality aftermarket trailers: suspension & undercarriage parts for heavy-duty semi trucks — direct replacements with nationwide same-day shipping and a 6+ month warranty. Filter by make, subcategory, or part number.
15 results
In Stock25% OFFPartStop
Trailer Air Spring Fits Hendrickson INTRAAX HT S-28929 C-28929 Air Ride Suspension Direct Replacement
Part # W01-358-9978
$187.99$140.99ShippedView
Pick up at store$123.99
In Stock25% OFFPartStop
Trailer Air Spring Fits Hendrickson INTRAAX AA230 Van Traax HKA-180 Replaces Firestone W01-358-8709 S-21800 1R13-159
Part # W01-358-8709
$187.99$140.99ShippedView
Pick up at store$123.99
In Stock25% OFFPartStop
Trailer Air Spring Fits Hendrickson HT-190T HS-190T Suspension Replaces W01-358-9640 1R12-367 S-20223 Reversible Sleeve Air Bag
Part # W01-358-9640
$195.99$146.99ShippedView
Pick up at store$130.99
In Stock25% OFFPartStop
Trailer Air Spring Fits Meritor 202796 Trailer Air Suspension Replaces Firestone W01-358-8729 1T17BB-2 Goodyear 1R13-130
Part # W01-358-8729
$195.99$146.99ShippedView
Pick up at store$130.99
In Stock25% OFFPartStop
W01-358-8708 Trailer Air Spring Hendrickson VANTRAAX HKA-200 S-21966 1T17CA-6.5 Aftermarket
Part # W01-358-8708
$179.99$134.99ShippedView
Pick up at store$89.99
In Stock30% OFFPartStop
Adjustable Torque Rod with Bushings 18.625"-26.5" extendable × 2.5"W × 0.4 Cente 346147
Part # 346147
$90.83$63.58ShippedView
Pick up at store$32.99
In Stock30% OFFPartStop
19-1/4 Inch Suspension Torque Rod For Trailers Direct Replacement ,346-146
Part # 346-146
$92.85$64.99ShippedView
Pick up at store$25.99
In Stock30% OFFPartStop
Torque Arm – 15-1/2" Length Replaces BWP FR4B / Automann Meritor R302514, TR021
OEM R302514
$71.42$49.99ShippedView
Pick up at store$14.99
In Stock30% OFFPartStop
Heavy-Duty U-Bolt for Semi-Trailers – Fits Fuwa Axle Suspension | 0.94" x 3.66"
OEM TM8811
$51.42$35.99ShippedView
Pick up at store$10.99
In Stock30% OFFPartStop
1.75x4 Suspension Bushing Threaded Mount TRB6300 TB68 UXA000011
OEM UXA000011
$42.86$30.00ShippedView
Pick up at store$12.99
In Stock30% OFFPartStop
Adjustable Torque Rod – 11-7/8" to 13-3/8" | Heavy-Duty Suspension Torque Arm
OEM TM6812
$89.99$62.99ShippedView
Pick up at store$30.99
In Stock30% OFFPartStop
Suspension Square U-Bolt 3/4" x 6" x 8" Heavy Duty Steel Axle Trailer and Truck UBOLTSQUARE
Part # UBOLTSQUARE
$54.23$37.96ShippedView
Pick up at store$10.99
Out of Stock25% OFFPartStop
Air Spring Reversible Sleeve for Hendrickson SAF-Holland Ridewell Trailer Suspension Replaces W01-358-9177 1R14-028 S-2065
Part # W01-358-9177
$245.33$183.99ShippedView
Pick up at store$137.99
Picture coming soon
PartStop
W01-358-9158 Air Spring Reversible Sleeve for Neway Holland AR120 AR125 Trailer Suspension - 1R14-030 B-12514-004 90557005
Part # W01-358-9158
$227.99$170.99ShippedView
Pick up at store$156.99
Picture coming soon
PartStop
W01-358-7424 Double Convoluted Air Spring Trailer Lift Axle Suspension 2B12-300 S-13043 90557014
Part # W01-358-7424
$167.99$125.99ShippedView
Pick up at store$106.99
All 15 trailer suspension parts
- Trailer Air Spring Fits Hendrickson INTRAAX HT S-28929 C-28929 Air Ride Suspension Direct Replacement
- Trailer Air Spring Fits Hendrickson INTRAAX AA230 Van Traax HKA-180 Replaces Firestone W01-358-8709 S-21800 1R13-159
- Trailer Air Spring Fits Hendrickson HT-190T HS-190T Suspension Replaces W01-358-9640 1R12-367 S-20223 Reversible Sleeve Air Bag
- Trailer Air Spring Fits Meritor 202796 Trailer Air Suspension Replaces Firestone W01-358-8729 1T17BB-2 Goodyear 1R13-130
- W01-358-8708 Trailer Air Spring Hendrickson VANTRAAX HKA-200 S-21966 1T17CA-6.5 Aftermarket
- Adjustable Torque Rod with Bushings 18.625"-26.5" extendable × 2.5"W × 0.4 Cente 346147
- 19-1/4 Inch Suspension Torque Rod For Trailers Direct Replacement ,346-146
- Torque Arm – 15-1/2" Length Replaces BWP FR4B / Automann Meritor R302514, TR021
- Heavy-Duty U-Bolt for Semi-Trailers – Fits Fuwa Axle Suspension | 0.94" x 3.66"
- 1.75x4 Suspension Bushing Threaded Mount TRB6300 TB68 UXA000011
- Adjustable Torque Rod – 11-7/8" to 13-3/8" | Heavy-Duty Suspension Torque Arm
- Suspension Square U-Bolt 3/4" x 6" x 8" Heavy Duty Steel Axle Trailer and Truck UBOLTSQUARE
- Air Spring Reversible Sleeve for Hendrickson SAF-Holland Ridewell Trailer Suspension Replaces W01-358-9177 1R14-028 S-2065
- W01-358-9158 Air Spring Reversible Sleeve for Neway Holland AR120 AR125 Trailer Suspension - 1R14-030 B-12514-004 90557005
- W01-358-7424 Double Convoluted Air Spring Trailer Lift Axle Suspension 2B12-300 S-13043 90557014
Trailer Suspension — common questions
14 premium-quality aftermarket direct-replacement listings for trailer suspension parts — air springs (trailer), torque arms. Every listing shows its live price, stock and the trucks it is made for.
No. PartStop sells premium-quality aftermarket direct replacements, not genuine original-equipment products. Manufacturer names and part numbers on our listings are used for cross-reference and identification only.
Orders placed before 3:00 PM PT, Monday–Saturday, ship the same business day; after 3:00 PM PT they ship the next business day. Standard delivery is 3–5 business days, with an Overnight option at checkout. Standard shipping is free on orders over $100, except oversized freight items, which show their freight charge before you pay.
We offer a 60-day return policy on unused items in their original packaging. If you receive a defective or incorrect part, we'll cover the return shipping and exchange it at no cost.
Every PartStop part carries a 6+ month warranty against manufacturing defects. If a covered part fails within the warranty period, we'll replace it. Contact support with your order number to start a claim.