1T15M0 RB 3/4CF1/2BT PST

Firestone 1T15M0 RB 3/4CF1/2BT PST Part No: AS9039

$160.55

Quantity Selection

The Firestone AS9039 air spring (1T15M0 RB 3/4CF1/2BT PST) is a rugged, heavy‑duty suspension component engineered for dependable performance in commercial truck and trailer applications. Featuring a 1T reversible sleeve design with durable natural rubber construction, it helps stabilize vehicle ride height and support load weight effectively. This air spring directly replaces multiple OEM cross numbers, ensuring precise fit and reliable performance. Ideal for fleet maintenance, suspension repairs, or upgrades to improve ride quality.

Specifications

The Firestone AS9039 air spring (1T15M0 RB 3/4CF1/2BT PST / W01‑358‑9039) is designed for heavy‑duty truck and trailer suspension systems. Its 1T reversible sleeve and durable natural rubber construction absorb road shocks and support load weight effectively, improving ride comfort and stability. Built to meet or exceed OEM standards, it fits multiple cross-reference numbers for a precise replacement. Ideal for fleet maintenance, suspension repairs, or upgrades, this air spring ensures long-lasting performance and dependable handling under heavy loads.

Compatibility
Holland (Neway) – 90557001, 90557023, 90557085 (used on many heavy truck suspensions)

Watson & Chalin systems

Sauer P50‑734 applications

FabTek 101827 compatible systems

Ridewell 1013589039C compatible suspensions

Alternative Part Numbers

  • AB9039
  • AS0012
  • AS9039
  • AS90390
  • B11650
  • B2064
  • BA1099039
  • CS112095
  • E1R12095
  • ECEFS9039
  • EFS9039
  • FI0702
  • FI9035
  • FI9039
  • FIEFS9039
  • FIW013589039
  • FS0702
  • FS1T15M0
  • FS9035
  • FS9039
  • FSW013589039
  • GY1R12095
  • GY1R12097SA
  • H942401
  • HU942401
  • HU942403
  • HUH942401
  • LESC2033
  • MAF9039
  • MBCS112095
  • MICS112095
  • NE9039
  • NW90044199
  • NW90044708
  • NW90054234
  • NW9039
  • NW90557011
  • NW90557085
  • NWAR15171F
  • NWAR15171G
  • PG1090218
  • R12095
  • RI1R12095
  • S9039
  • SC2033
  • TS8311
  • W01‑358‑9039
  • WO13589039
  • Y1R12095

Related Parts
Spring
Spring
Dayton Parts Part No: 325-156
View Part Contact Us
STEER, SGNW 710
STEER, SGNW 710
PARTCRAFT Part No: 4000
$19.35 View Part Contact Us
HFB70 TRW/ROSS Steering Box
HFB70 TRW/ROSS Steering Box
PARTCRAFT Part No: 4018
$64.44 View Part
Steering Gear TAS65/TAS66
Steering Gear TAS65/TAS66
PARTCRAFT Part No: 4034
$54.76 View Part
STEER M-100 Steering Gear
STEER M-100 Steering Gear
PARTCRAFT Part No: 4037
$91.45 View Part Contact Us
Input Shaft Seal for TAS65 THP
Input Shaft Seal for TAS65 THP
PARTCRAFT Part No: 4040
$12.10 View Part Contact Us
M-100 Steering Gear w/ New Style Input
M-100 Steering Gear w/ New Style Input
PARTCRAFT Part No: 4048
$102.39 View Part
M100 Steering Gear Rebuild Kit
M100 Steering Gear Rebuild Kit
PARTCRAFT Part No: 4050
$28.52 View Part
THP60 Ross Box Kit
THP60 Ross Box Kit
PARTCRAFT Part No: 4051
$49.60 View Part
M-100 Steering Seal Kit
M-100 Steering Seal Kit
PARTCRAFT Part No: 4058
$105.40 View Part
HD94 SHEPP Steering Kit
HD94 SHEPP Steering Kit
PARTCRAFT Part No: 4060
$107.29 View Part
Input/Shaft Seal THP60
Input/Shaft Seal THP60
PARTCRAFT Part No: 79193
$9.60 View Part Contact Us
70mm Assembly White
70mm Assembly White
Firestone Part No: AS7087
$33.81 View Part Contact Us
1T19ZK5.7 RB 2X3/4CF PST NUT
1T19ZK5.7 RB 2X3/4CF PST NUT
Firestone Part No: AS8050
$236.54 View Part Contact Us
1T15M2 CB 3/4CF1/2BT ST PST
1T15M2 CB 3/4CF1/2BT ST PST
Firestone Part No: AS8204
$147.52 View Part
1T15LA(-1) 3/4CF Bracket Frame Stud Piston
1T15LA(-1) 3/4CF Bracket Frame Stud Piston
Firestone Part No: AS9617
$173.19 View Part Contact Us
1T15M4 Cb 1/2 Npt 2Bn PST
1T15M4 Cb 1/2 Npt 2Bn PST
Firestone Part No: AS8813
$165.87 View Part
1T15M4 RB 3/4CF ST PBW
1T15M4 RB 3/4CF ST PBW
Firestone Part No: AS9010
$187.38 View Part Contact Us
Single Leaf Air Beam RH 1/SB 52359
Single Leaf Air Beam RH 1/SB 52359
Automatic Radio Mfg Co. Part No: 46-1347OE
$571.47 View Part Contact Us