AIR SPRING Firestone W01-358-8510 1R11-199 replaced by VKNTECH 1K8510

The VKNTECH 1K8510 Air Spring is a direct replacement for the Firestone W01-358-8510 and 1R11-199. Engineered for trailer air suspension systems, this high-quality air spring delivers optimal performance, durability, and a precise fit.

Manufactured with imported natural rubber and a stronger fabric-cord construction, the 1K8510 meets or exceeds OE specifications for reliability in demanding commercial applications.

1K8510

Firestone W01-358-8510 Firestone 1R11-199

• Easy to identify part number permanently engraved on the rubber
• 4.00–5.00 mm thick rubber that exceeds OEM requirements
• OE standard quality
• Stronger fabric-cord construction
• Rubber has high durability, tensile strength, and elastic properties
• Failure testing: ≥3 million cycles

Guangzhou Viking Auto Parts is located in Conghua Pearl Industry Park, Guangzhou City, covering a 30,000 square meter production area with registered capital of USD 1.5 million. We specialize in the manufacture and research of air springs, shock absorbers, and air compressors. Our annual output for air springs reaches 200,000 pieces with a total value of USD 20 million.

Viking products are widely accepted by automotive OEM and aftermarket customers. In the domestic market, we partner with OEMs including Shanqi, BYD, Shanghai Keman, Fongfen Liuqi, Futian, and others. Internationally, we serve valued customers from the US, Europe, the Middle East, Africa, and Southeast Asia.