7leaf 9 Leaf 11leaf 13leaf 15 Leaf Spring for Agricultural Trailerdrawbar

• Material: Steel
• Certification: ISO9001
• Car Make: Volkswagen, Benz, Hyundai, Honda, Toyota, Nissan, Ford, Volvo, Mazda, Kia
• Model NO.: 120x14
• Position: Rear
• OEM: Yes
• Type: Suspension Spring
• Name: Suspension Leaf Spring
• Used for: Truck, Semi Trailer, Agriculture Trailer
• Transport Package: Export Standard Packing by Pallet
• Specification: SUP7, SUP9, SUP9A, SUP10, SUP11A
• Trademark: WONDEE
• Origin: China
• HS Code: 732010

Product Description

 
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: 

Parts No.	Model	Description	Photos
WLS1201407N01	Farm Trailer	RESSORT DE FLECHE 10 TONNES   R2600 7 LAME; 120x14, 7PCS
WLS1201409N01	Farm Trailer	RESSORT DE FLECHE 12 TONNES   R2800 9 LAME; 120x14, 9PCS
WLS1201411N01	Farm Trailer	RESSORT DE FLECHE 15 TONNES   R3000 11 LAME; 120x14, 11PCS
WLS1201413N01	Farm Trailer	RESSORT DE FLECHE 18 TONNES   R3500 13 LAME; 120x14, 13PCS
WLS1201415N01	Farm Trailer	RESSORT DE FLECHE 21 TONNES  15 LAME; 120x14, 15PCS

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:

1.Leaf spring raw material source: Our spring flat bar is from the top 1 steel material supplier in China.
2.Color: Red, shinning black, dark black, grey, blue leaf spring.
3.Materials: 60Si2Mn,SUP6,SUP7,SUP9,SUP9A,SUP10,SUP11 and SUP11A are available.
4.Certificate: ISO9001; TS16949; COC; PVOC; CIQ; SONCAP; BV; C/O; FORM E.
5.Suitable for Truck, trailer and bus leaf springs : ,TOYOTA,BPW,RANDON,UAZ ,MERCEDES- BENZ,DAF,,HOWO,CIMC
6.Our products are popular in the worldwide market, including North American, South American, European, African
  Wondee leaf spring has reached more than 100 countries.



Wondee leaf springs Advantage:
 
01.No Rust problem + Perfect looking
Method:
>> Single leaf by electrophoretic painting(Optional)
>> Sembling spring by electrostatic painting(Optional)
Benefits for customers
>> Salt spray testing > 500 hours beat general industrial level 200 hours,avoid rust possiblity
>> Perfect-looking -- uniform painting, complete painting, no scratch
 
02. Pre shot-peening
Method:
>> Make shot peening under rated capacity
Benefits for customers
>> 180,000 times fatigue life beat general level 150,000 times; 
>> bear heavier capacity and use longer time; 
 
03. Pre-pressing and adjust
Method:
>> Make pre-pressing under rated capacity 
>> Select camber by computer
Benefits for customers
>> Guarantee reasonable camber and keep smallest tolerance, 
>> select out leaf spring whose camber is not qualified




Conventional OEM Steel Truck Trailer Leaf Spring Production Process:


FAQ:
 
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  , WONDEE also Supply:
 

Semi-trailers:
Skeletal semi-trailers	flatbed semi-trailers	container semi-trailers	low bed semi-trailers
van semi-trailers	fuel tank semi-trailers	logging semi-trailers	Fence Semi trailers
Spare Parts:
Leaf spring,	flat bar,	Chassis,	H-beam
Air suspension,	mechanic suspension,	bogie	Coupling,
Axle	air chamber,	slack adjuster	hitch.
Brake drum	brake shoe	brake lining	wheel hub
tubeless wheel rims,	tube wheel rims,	Aluminum wheel rim	wheel bolt
u bolt	center bolt	hub bolt	twist lock,
Turntable,	5th wheel,	landing gear,	king pin,