Don't miss our Buy Online & Win promotion from May 15 to June 15! More details on the Flyers section.
Air Spring - 2 Lobes - Convoluted - 21
Features & Benefits
- Manufactured to Meet or Exceed O.E.M. Specifications in Function, Form & Fit.
- Today, Airide Springs are Used by Practically All Manufacturers Who Offer Air Ride Suspensions on Their Vehicles.
- Airide Springs Were Pioneered & Perfected by Firestone, and Only Firestone Offers a Complete Line of Airide Springs.
Specifications
| Air Inlet | Air Inlet 1/4 in NPT |
| Air Spring Type | Double Convoluted |
| Application | R & S Truck & Body 1027556, Ridewell 1003587136C, Watson & Chalin AS-0004 |
| Bead Plate (Top) & Deflated Bellows O.D. | 11.31 in @ 14.5 in (28.73 cm @ 36.83 cm) |
| Bead Plate (Top) Mounting Bolts Dimension Center to Center | 6-1/4 in (15.88 cm) |
| Bellows | 21 |
| Bottom Bead Plate Hardware Key | 4 x Threaded Hole 3/8 in-16 Blind Nut on Bead Plates 1/2 in-13 Pistons |
| Bottom Plate Diameter | 11-5/16 in (28.73 cm) |
| Compressed Length | 3-3/4 in (9.53 cm) |
| Design Height (in.) | 8 in @ 9-1/2 in (20.32 cm @ 24.13 cm) |
| Diameter | 14-1/2 in (36.83 cm) |
| Firestone Bellows Number | 21 |
| Goodyear Bellow # | 578923353 |
| Loading Capacity at 20 psig | 1912 lb-ft |
| Loading Capacity at 60 psig | 5736 lb-ft |
| Loading Capacity at 90 psig | 8604 lb-ft |
| Minimum Jounce Height (in.) | 3-51/64 in (9.65 cm) |
| Piston (Bottom) Mounting Bolt Dimensions Center to Center | 6-1/4 in (15.88 cm) |
| Temperature | 57°C @ -54°C (134.6°F @ -65.2°F) |
| Top Bead Plate Hardware Key | 4 x Threaded Hole 3/8-16 in Blind Nut on Bead Plates 1/2-13 in Pistons |
| Top Plate Diameter | 11-5/16 in (28.73 cm) |
| Weight | 19.8 lb (8.98 kg) |
Interchanges & Equivalent parts:
354-7136, 1626, 2B14-356, 2B14356, AB7136, AS-4321, B1080, FIR7136, S1080, TURB1080, 3917971, 1003587136C, 1027556, 3040-W013587136, 4321, AS0004, AS7136, FD 530-22 321, FI W01 358 7136, FIRW01-358-7136, FS7136, FSIW013587136, G2297136500, GTK-358-7136, QW12AX, REAW013587136, S1080HAA, TR7136, TWDW013587136, W013587136, AS-0004, 3130489, 554798C1, 57007136, B-1080, FD 530 22 321, SC2014, W01-358-7136, FIR7136, AB7136, B1080, S1080, 354-7136, 1626, 2B14-356, 2B14356, TURB1080, AS-4321, AS0004, 1003587136C, 3040-W013587136, FD 530-22 321, FSIW013587136, TR7136, FIRW01-358-7136, REAW013587136, FI W01 358 7136, 1027556, GTK-358-7136, G2297136500, S1080HAA, AS7136, TWDW013587136, 4321, FS7136, 3917971, QW12AX, W013587136, SC2014, AS-0004, 554798C1, B-1080, FD 530 22 321, 57007136, 3130489, W01-358-7136, 7136, GS1626, M6812
