Goodyear Airbag 1R12-401 Volvo Airspring Rolling Lobe Style

• Goodyear # 1R12-401 Rolling Lobe Style Air Spring. Single Convolute. 12" Nominal Outside Working Diameter. 20" Extended Height. Top Measurements: 9" Diameter, 1 Combination Stud Air Fitting Stud - 3/4-16; Air Fitting -1/4 NPTF, 5.5" Between Studs. Bottom Measurements: 10.23" Diameter, 2 Bolts or Studs 1/2-13 or 1/2-13, 4.12" Between Studs. Flexmember: 566-24-3-038. Piston 566-20-7-221 (Composite). Firestone: 9371. International/Navistar: 1670043C1, 1686386C1; 1R12-401 Fits Front Tandem Axle Only. 1R12-090 Must Be Used On Rear Tandem Axle. Replaces 1S12-244. ASA-92-8-306. SKU #1R12-401.