Air Spring Bag for Kenworth Trucks | Replacement Firestone 9622 Kenworth K303-22 | 2 Pack
Air Spring Bag for Kenworth Trucks | Replacement Firestone 9622 Kenworth K303-22 | 2 Pack
Care information
Care information
Display general product information or specific product information using metafields.
Delivery and Shipping
Delivery and Shipping
Orders placed after the cut-off time will ship the next business day. Orders placed over the weekend will be shipped the following Monday. You’ll get a shipment notification email with a tracking number as soon as your package ships.
Disclaimer: During times of high order volume this timing may fluctuate, however, we always strive to ship out orders same day, prior to cut-off times. If extended delays occur for any reason, we will communicate as needed.
Shipping is free for all orders.
Highlight title
Text to highlight a key feature of your product
Description
Description
Heavy-Duty Rolling Lobe Air Spring – Built for reliable load support, long service life, and leak-free performance in demanding applications. 🚛💪
🔧 QUALITY
Part number permanently engraved on the rubber for easy identification
Extra-thick 4.5–5.0 mm rubber that exceeds OEM requirements
25% stronger 4140-grade steel studs for superior strength
Reinforced composite pistons for added durability
Highest leak-test ratio after final assembly
📏 SPECS
Extended Height: 11.00"
Compressed Height: 3.90"
Top Plate Width: 9.00"
Piston Width: 8.18"
Weight: 11.00 lbs
🔁 REPLACEMENT FOR
Kenworth K303-22
Firestone W01-358-9622
Goodyear 1R11-221
Triangle AS-8537, AS-8576
ContiTech 99-9P537
Automann 566.ER9622
AS9622, HDV9622, HD9622
Sampa SP559622-KP
🛡️ WARRANTY
Industry-first 3-Year Unlimited Mileage Warranty on rolling lobe / reversible sleeve air springs
Registration required via the TORQUE Parts website after purchase
⚠️ FITMENT (IMPORTANT)
Do not buy by vehicle make and model
Call your dealer to confirm the exact part number
Compare all dimensions with the diagram to ensure a proper match before ordering
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.





