Air Lift Pressure To Height Upgrade Kit chrome-series The notch process removes a

The notch process removes a C-shaped section of the frame rail to clear the axle housing or leaf pack at full compression

we’ll replace it

this seal mounts to the firewall and seals against the hood

meaning these coils hold their ride height consistently for years instead of sagging further every season like cheaper alternatives

Air Lift Pressure To Height Upgrade Kit chrome-series The notch process removes aThe Air Lift pressure to height upgrade kit improves ride consistency for OBS air ride and bagged dually suspension systems on 1988 1999 Chevy & GMC GMT400 trucks. Browse our full OBS air ride suspension collection or shop all OBS parts.