A critical part of your truck's suspension, these replacement Volvo and Mack air bags are sure to smooth out your ride and save you money. One Year / 100,000 Mile Manufacturer Warranty. 

• Includes: One (1) Air Spring, Bracket
• Cap Number: 2959
• Piston Number: 4008
• Top Plate Hole/Stud: 2 
• Bottom Plate Hole/Stud: 1 
• Extended Height: 21.50"
• Compressed Height: 6.10"
• Top Plate Diameter: 9.00"
• Bottom Plate Diameter: 10.00"
• Warranty

Application Summary: Mack, Volvo VN, VNL