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Air Spring - 1 Solid Sleeve - 1T - Reversible Sleeve - 1T19LF-7


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.


Diameter 10-5/8 in (27 cm)
Air Inlet 2 x Combination Stud/Air Inlet Stud Outside Thread is 3/4 in-16; Studs Inside Thread (Air Inlet) is 1/4 in NPT
Air Spring Type 1T Reversible Sleeve
Application Hendrickson Trailer S25873, Replacement piston comes without mounting plate Watson & Chalin AS-0159
Bead Plate (Top) & Deflated Bellows O.D. 11.31 in @ 10.62 in (28.73 cm @ 26.97 cm)
Bead Plate (Top) Mounting Bolts Dimension Center to Center 5-1/2 in (13.97 cm)
Bottom Bead Plate Hardware Key Bold or Stud 1/2 in-13
Bottom Plate Diameter 10-3/32 in (25.63 cm)
Extended Length 20-7/8 in (53.04 cm)
Firestone Bellows Number 1T19LF-7
Goodyear Bellow # 566283042
Goodyear Part Number 1R14-172
Hendrickson Trailer Number S25873 Replacement piston comes without mounting plate
Maximum Height 20-7/8 in (53.04 cm)
Piston Height 4-47/64 in (12.01 cm)
Piston Number 9594
Piston Width (in.) 10-3/32 in (25.63 cm)
Top Plate Number 3318
Top Plate Diameter 11-5/16 in (28.73 cm)
Weight 18 lb (8.16 kg)

Interchanges & Equivalent parts:

352-8774, AB8774, AS-0159-1G, AS0159-1G, AS01591G, FIR8774, 11 10.5F-17 P 745, 1R14172, 3040-W013588774, AS8774, AS87740, FI W01 358 8774, FSIW013588774, G2298774200, GTK-358-8774, HENS-25873, S25873, TR8774, TWDW013588774, W01-455-8774, W013588774, 8774, C25873, 1R14190, 65593, AS-0159, AS-0159G, AS0159, AS0159G, S-27341, S27341, W01-358-8774