Black Alloy Steel Pigtail Rear Suspension Coil Springs For Cars /
|Material||Chrome-Silicon steel 55CrSi|
|Surface treatment||black powder coated|
|Car model suit for||Optional|
1. These rear coils are desgined to lower your truck, while still
maintaining a proper spring rate to keep your suspension from
2. Our pigtail coils springs are made of the highest grade of
Chrome Silicon wire 55CrSi which is close to SAE 9254.
3. We adopt cold wound way to produce pigtail coil springs,each
pigtail coil spring is properly heat treated and stress relieved to
insure the sides of spring remain parallel during installation.
4. For automotive springs including pigtail coil spring,we only
choose the surfact treatment powder coating,not plating to protect
the spring from hydrogen embrittlement, a corrosive break down of
the spring’s surface which decreases the spring’s life.
5. Standardized testing procedures.
6. Custom winding is available upon request.
NOTES:our pigtail coil springs are produced as per your drawings or
samples,plz feel free to contact us!
Advantages of XULONG SPRING:
|1. rich experience:XULONG make spring since 1979|
|2. Huge capacity:we make 400-500 tons of springs each month|
|3. Wire diameter:0.08-60mm|
|4. ISO 9001:2008 TS 16949 certificated|
|5. High quality spring material imported from Japan,Korea etc|
|6. Well equipped spring testing machines|
|7. Professional technology team,all staff of tech dep studied
springs for over 6 years|
|8. Excellent customer service,you can contact us online any time.|
|9. XULONG SPRING own abundant experience of providing OEM service|
|10. Reasonable price,quick delivery|