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Firestone · Suspension & Steering
8050
In stock · ships from Knoxville
This is a Firestone Airide reversible-sleeve air spring (bellows 1T19ZK-5.7) used in heavy-duty truck and trailer air-ride suspensions.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 5 applications
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All confirmed applications for this part number.
International
Volvo Trucks
Other applications
International
Volvo Trucks
Other applications
Verify your existing bellows number (1T19ZK-5.7) and OE part number before ordering. Replace in pairs across an axle for consistent ride height.
Part data verified against 5 catalog sources
Numbers this part supersedes or interchanges with. Showing 11 of 11.
Different year, make, or config? Get a confirmation against your truck in under a minute.
It supports the vehicle's load and cushions the ride by adjusting air pressure. You typically replace an air spring when it develops leaks, cracks, or sagging, and it's recommended to replace both springs on an axle at the same time for balanced performance.
Part Number: 8050
AIR SPRING
Unit: ea
Dealer: Knox Trailers
Compatibility, alternatives, and more
Parts commonly needed alongside suspension & steering
