Firestone Air Spring - 1T Reversible Sleeve - 2.4 in Compressed Length, 8.11 in Extended Length
Product Overview
Airide springs were pioneered and perfected by Firestone, and only Firestone offers a complete line of Airide springs, with replacement springs available for virtually every vehicular air suspension system. Today, Airide springs are used by practically all manufacturers who offer air suspension on their vehicles. While it may appear simple, an air spring is actually a highly sophisticated and complex product. Even slight changes in design, methods of construction, or materials used can make vast and significant differences in performance. Specifying Airide springs by Firestone guarantees the benefit of the very latest technical developments and improvements, ensuring a product engineered and perfected to perform with a long history of superior performance in actual use.Air Spring, 1T - Reversible Sleeve Air Spring, 2.4 in Compressed Length, 8.11 in Extended Length, 2.8 in W
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 Spring Type | 1T Reversible Sleeve |
| Application | FREIGHTLINER, 18-40977-000, CENTURY CLASS ST, (SUPERSEDES BY 7111) |
| BCR (in.) | 10-7/16 in |
| Bead Plate (Top) & Deflated Bellows O.D. | 3.09 in @ 2.8 in |
| Cap Number | 6987, NBD-15430 |
| Compressed Length | 2.4 in |
| Diameter | 2-7/8 in |
| Extended Length | 8.11 in |
| Piston Height | 1-15/32 in, 19/32 in |
| Piston Number | 6986, NBD-15431 |
| Weight | 2 lb (0.91 kg) |
| Width | 2.8 in |
| Product Category | Air Spring |
Interchanges & Equivalent parts:
| 1852651000 |
| 1S5-175 |
| 353-7215 |
| W023587207 |
| FTL18526510 |
| ZAGA7215 |
| 18-40977-000 |
| 18-52651-000 |
| 18-66715-000 |
| CB7215 |
| FI W02 358 7215 |
| FL W02 358 7215 |
| G2297215600 |
| RC AS7215 |
| 1000-AS7215 |
| ABP N32 027215 |
| AS PRSZ75-Y215 |
| AS7215 |
| SC31-Y215 |
| TR7215 |
| WA02-7215C |
| W023587215 |
| W02-358-7215 |





















