Rolling Lobe – Firestone

Firestone Rolling Lobe Air Springs

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We stock more air springs that are not listed on our web pages. If you don’t find an air spring part number that matches your needs, please use our Contact Form to find out if a Firestone air bag is available for your truck. Also, please use our contact form to inquire about quantity purchases of air bags and air bags not listed in our catalog. We offer replacement Firestone suspension air bags and Hendrickson air springs. Please indicate any suspension air spring part number information on the inquiry form.


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Firestone Rolling Lobe Air Bags

Firestone Flex No. Piston Top Plate Bottom Plate
wdt_ID Firestone Flex No. Piston Pist. Type Top Plate Bottom Plate Top Plate Dia Bot. Plate Dia Coll. Hght Comments
1 1T14C-1 9491 2 1 6.31 7.00 3.20
2 1T14C-1 9708 A 2 1 6.31 7.26 5.40
3 1T14C-1 9491 2 1 6.31 7.00 3.20
4 1T14C-1 9651 A 2 3 6.31 7.25 4.90
5 1T14C-1 9708 A 3 1 6.31 7.28 5.40
6 1T14C-1 9708 A 3 1 6.31 7.28 4.70 1R8-009 1R9-041
7 1T14C-1 9651 A 3 3 6.31 7.25 4.92
8 1T14C-3
9 1T14C-3 9778 A 1 3 6.31 7.29 6.00
10 1T14C-3 9708 A 2 1 6.31 7.26 5.40
Piston Type Key:A=Aluminum, P=Plastic, S=Steel

*Service Assembly Numbers: Use only Firestone® Pistons