1. On Wondee leaf springs Since 1999
2. 20 years experience on semi trailers and components
3. 1 year Quality warranty
4. ISO, TS16949 Certificate
5. 7x16 hours service
6. Customized ODM OEM leaf springs available 
7. 4 Global Offices

Agricultural Drawbar Trailer Springs With 7 leaf 9 leaf  11 Leaf 13 Leaf 15 leaf: 

U-bolt and Nut for Drawbar Trailer leaf Springs :

U-Bolt size: M24x2x121x170 for 7 Leaf of WLS1201407N01 Drawbar springs .

U-Bolt size: M24x2x121x190 for 9 Leaf of WLS1201409N01 Drawbar springs . 

U-Bolt size: M24x2x121x220 for 11 Leaf of WLS1201411N01 Drawbar springs .

U-Bolt size: M30x2x121x260 for 13 Leaf of WLS1201413N01 Drawbar springs .

U-Bolt size: M30x2x121x280 for 15 Leaf of WLS1201415N01 Drawbar springs .

U bolts are supplied with Nylstop nuts for Drawbar Trailer leaf Springs :

 Detail photos of Drawbar leaf springs: 

 

Detail photos of Drawbar leaf springs production processing: 

Wondee leaf springs Specification:

Conventional OEM Steel Truck Trailer Leaf Spring Production Process:

Q: How do you guarantee quality?
A: We take quality inspect records from raw material to finished product.
   The former department bear 100% responsibility for next process.
 
Q: Can you produce if we have samples only?
A: Our technical ability is strong enough to deal with different types of spring.
   Sample drawing and customers' interests will be protected well.
 
Q: Is it possible to have sample for quality testing?
A: Same or similar sample are available for free.
 
Q: What is your MOQ?
A: For common material size, MOQ requires 30~50 pcs;
   For special material size, Moq requires 3 ton or more;
 
Q: What is your terms of payment?
A: T/T, L/C, Western Union,
 
Q: How do customers evaluate WONDEE?.
A: I must say that you have solved this problem very well.
   It is always best to be open and solve these kind of problems in best possible way for both of us.

Certifications:



Besides trailer Leaf springs  ,