AB011T11A1 Vibration Isolation Truck Air Spring 35 kN Conti 661NP02 Reversible Sleeve Design
Basic Properties
Trading Properties
| Piston Diameter: | 230 Mm | Piston Height: | 115 Mm |
|---|---|---|---|
| Load Capacity: | 35 KN | Max Inflation Pressure: | 0.7 MPa |
| Fatigue Life: | 18.17 Million Cycles | Operating Temperature: | -40 C To 80 C |
| Highlight | Vibration Isolation Truck Air Spring,Air Spring for Truck Suspension,661NP02 Truck Air Spring |
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The EVEN AB011T11A1 is a reversible sleeve air spring engineered for heavy truck, trailer and commercial vehicle chassis suspension. It corresponds to ContiTech 661NP02 and fits coach and commercial vehicle chassis. With a load capacity of 35 kN, a 230 mm piston and 115 mm piston height, it keeps stable ride height and reliable load-leveling for high-mileage freight transport.
| Category | Truck Air Spring (Reversible Sleeve Type) |
|---|---|
| ContiTech Model | 661NP02 |
| Customer | Yutong, Zhongtong, King Long, Golden Dragon, CRRC, BYD, Sunlong |
| Vehicle Model Info | coach and commercial vehicle chassis |
| Piston Diameter | 230 mm |
| Piston Height | 115 mm |
| Load Capacity | 35 kN |
| Max Inflation Pressure | 0.7 MPa |
| Our Model | AB011T11A1 |
| Assembly Model | A01-1T11A1-1 |
| Firestone Model | W01-358-5150 / 1R1C-390-310 |
| Brand | EVEN (Qingdao Guoxiang Yiwen Rubber Technology Co., Ltd.) |
| Certification | IATF 16949 |
- Reversible sleeve design for stable load-leveling on truck and trailer air suspension
- Specialty rubber plus "Liquid Gold" compound for ultra-long fatigue durability
- Fatigue life up to 18.17 million cycles, more than double the GB/T 13061 requirement
- Rubber-to-cord bonding improved 30%-50% over conventional products
- Structural topology optimization: reinforced ends with a flexible central buffer
- Tested for 80 C and -40 C vertical durability plus 1/4 suspension durability
- IATF 16949 certified production with full lifecycle traceability
coach and commercial vehicle chassis, matched with OE vehicles from Yutong, Zhongtong, King Long, Golden Dragon, CRRC, BYD, Sunlong, for OEM and aftermarket replacement.

Contact Person: Ms. EVEN
Tel: +86 18561829173