Full Radius Fender Kit – Low Air

$3,999.00

Also known as Double Humps. Outfit your rig with a complete full radius kit designed for strength, fit, and easy installation. Choose stainless steel fenders, available for 22.5 Low Pro, 22.5 Tall, and 24.5 Low setups. Each kit includes all necessary brackets, adjustable mounts, and upgraded hardware—engineered to replace OEM bolts with the proper length and durability.

Built with versatile front and adjustable center brackets (compatible with various tire sizes and tandem setups), this kit ensures a secure, professional fit for Peterbilt and similar applications.

See bottom of page for more details.

SKU: BBBM-4FRK Category: Tag:

Description

Low Air Pete – 2004 and older

22.5 Low Pro, 22.5 Tall, 24.5 Low – Full Radius Kits

Choice of 92″ or 99″ 304 Stainless Fenders

  • (1) BBBM-4UPS
  • (1) BBBM-4UDS
  • (1) BBBM-4ACMDS
  • (1) BBBM-4ACMPS
  • (1) BBBM-3RDS
  • (1) BBBM-3RPS
  • (1) BBBM-CB
  • (4) 1 x 9 grade 8 fine thread bolts, and nuts. – replaces OEM suspension bolt : longer ones are needed
  • (24) 3/8 x 1 1/4 stainless steel bolts, nuts and washers
  • (2) 1/2 x 2 grade 8 bolts, nuts and washers
  • (4) 1/2 x 4 1/2 grade 9 bolts, washers and nuts : mounts rear bracket to frame

*** QUANTITY 4 : 1×9’s have to be used original OEM bolts are too short.
*** BBBM-4U is a front bracket that can fit any size tire.
*** BBBM-4ACM is a center bracket that mounts between tandems and can be centered before tightening.

BBBM-4ACMPS – old low air Peterbilt adjustable center mount – passenger side
BBBM-4ACMDS – old low air Peterbilt adjustable center mount – driver’s side.