Product Description

This Heavy-Duty Rolling Lobe / Reversible Sleeve Air Spring is engineered for superior durability, reliability, and long service life in demanding commercial truck applications. Each air spring features a permanently engraved part number on the rubber for easy identification and undergoes the highest leak-test ratio after final assembly to ensure dependable performance.

Quality & Construction

• 4.5–5.0 mm thick premium rubber that exceeds OEM requirements
• 25% stronger 4140-grade steel studs for enhanced strength
• Reinforced composite piston for long-term durability
• Permanent part number engraving for easy identification
• Highest leak-test ratio after final assembly

Specifications

• Extended Height: 24.50"
• Compressed Height: 7.80"
• Top Plate Width: 9.00"
• Piston Width: 8.05"
• Weight: 14.00 lbs

Replaces / Cross Reference

• Peterbilt: C81-1013, C811013, 03-08716, 308716
• Paccar: C811011, C811013
• Firestone: W01-358-8864
• Goodyear: 1R12-1097, 1R121097
• Contitech: 9 10-19 P 898, 91019P898
• Triangle: AS-8898
• Automann: 566.ER8864
• Other References: AS8864, HDV8864, HD8864, Sampa SP558864-KP

Warranty

• 3-Year Unlimited Mileage Warranty
• Industry-leading coverage for rolling lobe / reversible sleeve air springs
• Warranty registration required via Torque Parts website

Fitment Notice – Important

Do NOT purchase by vehicle make and model. This is one of the most common causes of incorrect air spring selection.

• Please contact your dealer to confirm the original part number
• Verify that this air spring replaces your existing part number
• Compare all specifications with your current air spring
• Refer to the diagram image to ensure exact dimensional match