Description

Goodyear 1R12‑069 is a Super‑Cushion® rolling‑lobe air spring commonly used on heavy‑duty trucks (especially Peterbilt / Kenworth applications).
Key Specifications

Type: Rolling lobe air spring
Top plate diameter: 9.00 in
Bottom piston diameter: 9.80 in
Top mounting: (2) 3/8″-16 threaded holes
Bottom mounting: (1) 1/2″ stud
Top hole center‑to‑center: 6.20 in
Compressed (min) height: 7.5 in
Extended (max) height: ~21.1 in
Air fitting: Top, 1/2″ NPT
Flexmember (bellows): Goodyear 566‑24‑3‑038
Piston: 566‑20‑7‑235
Built‑in bumper: Yes
Major Cross References
The 1R12‑069 interchanges with many common heavy‑duty air springs:

Firestone: W01‑358‑9069
ContiTech: 64274 / AS9069 / 910‑14P‑312
Dayton: 352‑9069
Triangle: AS‑8312
Watson & Chalin: AS‑0077
Fleetrite / Navistar: 554764C1
Hendrickson: S‑13031
TRP: AS90690
Automann: AB‑1DK23I‑9069
Common Applications

Peterbilt Air Trac & Air Leaf suspensions
Kenworth rear suspension systems
Other Class‑8 truck and trailer applications using AS9069 / 8312 style air springs