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Air Spring - 1 Solid Sleeve - 1T - Reversible Sleeve - 1T15 X-SERIES (Replaces 1T15ZR-6)


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.


Air Spring Compressed Height 8.75 in.
Air Spring Air Fitting Size Combination Stud/Air Inlet Stud Outside Thread is 3/4-16 ; Studs Inside Thread (Air Inlet) is 1/4 N.P.T.
Air Spring # of Lobes 1 Solid Sleeve
Air Spring Type 1T - Reversible Sleeve
Application Freightliner 16-13810-000 (plastic), Freightliner 681-320-0017(aluminum) See W01-358-9781, Freightliner Piston 16-1673-000 (steel) See W01-358-9782A16-18335-000, A16-18335-001
Assembled Product Weight (lb) 16.6
Bead Plate Bottom Diameter 10.62 in.
Bead Plate (Top) & Deflated Bellows O.D. 9 and 10.12 in.
Bead Plate (Top) Mounting Bolts Dimension Center to Center 6.20 in.
Bead Plate Top Diameter 9 in.
Bellows 1T15ZR-6
Bottom Bead Plate Hardware Key Bold or Stud 1/2-13
Design Height (in.) 13-15.5
Diameter 10.62 in.
Extended Height Deflated 23 in.
Finished Weight 16.6 lbs
Loading Capacity at 20 psig 1,600 lbsf
Loading Capacity at 90 psig 7,200 lbsf
Loading Capacity at 60 psig 4,800 lbsf
Material Type Natural Rubber
Maximum Diameter 12.7
Natural Frequency Hz
Operating Temperature (Deg C) 57 to -54
Packaging 1 Assembly per Box / Bulk
Piston Height 6.89 in.
Top Bead Plate Hardware Key Bold or Stud 1/2-13