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01. PRODUCT OVERVIEW
Reliable Damping for Safer, More Stable Driving
02.PRODUCT SPECIFICATIONS
TECHNICAL DATA FOR ACCURATE FITMENT
Item
Details
Brand
Xuanhei / Custom Brand
OE Number
701413031/K3501207G
S51055
OE Format
701 413 031
Product Type
Front Shock Absorber
Vehicle Brand
Volkswagen
Vehicle Application
Volkswagen Transporter T4 Bus 4x2
Model Years
1990–2003 (variant-dependent)
Chassis / Model Code
T4 (70B, 70C, 7DB, 7DK)
Vehicle Type
Bus / Van / Commercial Vehicle
Drive Type
4x2
Fitting Position
Front Axle, Left / Right
Shock Absorber Type
Oil / Gas Pressure (depending on version)
Shock Absorber System
Twin-Tube
Shock Absorber Design
Telescopic Shock Absorber
Mounting Type
Top Pin / Bottom Eye
Quality Standard
OEM-Equivalent
MOQ
50 pcs per model
Warranty
1 Year or 40,000 km
Certification
ISO 9001 / IATF 16949
Lead Time
Approximately 50 Days
Packing
Neutral / Customized Packaging
Payment Terms
30% Deposit, 70% Before Shipment
Shipping Port
Ningbo, China
Sample
Available
HS Code
870880
Country of Origin
China
Cross Reference
KYB 344261 / 444119; Bilstein 19-028514; MONROE V2065; SACHS 170880
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Standard, comfort and heavy-duty damping settings are available according to different vehicle applications and market requirements.



04. MATERIALS & CONSTRUCTION BUILT FROM THE DETAILS UP
Carefully selected materials and precision components provide reliable sealing, stable damping performance and long-term durability.
CHROME-PLATEDPISTONROD
HIGH-STRENGTHSTEELTUBE
HIGH-PERFORMANCEOILSEAL
PRECISIONVALVESYSTEM




LOWFRICTION
STABLESTRUCTURE
LEAKPROTECTION
CONTROLLEDDAMPING
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05. BATCH CONSISTENCY From Approved Sample to Stable Bulk Supply
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SAMPLE CONFIRMATIONProduct dimensions, mounting points, damping requirements and appearance are confirmed before mass production. |
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FIRST ARTICLE INSPECTION The first finished unit is inspected before continuous batch production begins. |
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STANDARDIZED PRODUCTION Confirmed materials, components and production parameters are applied throughout the order. |
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BATCH IDENTIFICATION Product labels, batch codes and inspection records support order identification and repeat-order traceability. |
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COLOR BOX PACKAGING Approved packaging designs are applied consistently, including brand colors, product information and identification labels. |
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BATCH PACKAGING & PALLETIZING Finished color boxes are organized by batch and securely palletized for easier inventory management, handling and transportation. |
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06. PACKAGING & SHIPMENT FROM FACTORY PREPARATION TO CONTAINER LOADING








FREQUENTLY ASKED QUESTIONS
Find answers about shock absorber model matching, MOQ, customization, production, quality control, packaging and warranty.
1. HOW CAN I FIND THE CORRECT SHOCK ABSORBER?
Please provide the OE number, vehicle brand, model, year and installation position. Product photos, drawings or dimensions can also help us confirm the correct item.
2. WHAT IS YOUR MINIMUM ORDER QUANTITY?
Our standard MOQ is 50 pieces per model. Sample and trial order quantities can be discussed according to the specific product.
3. DO YOU SUPPORT OEM AND ODM CUSTOMIZATION?
Yes. We can customize the product logo, laser marking, labels, damping force, product color and packaging according to your market requirements.
4. CAN I ORDER SAMPLES BEFORE A BULK ORDER?
Yes. Samples are available for quality, dimensions and installation verification before bulk production.
5. WHAT IS THE PRODUCTION LEAD TIME?
The regular production lead time is approximately 45–60 days. The exact delivery time depends on the models, order quantity, materials and customization requirements.
6. HOW DO YOU CONTROL PRODUCT QUALITY?
Each shock absorber is inspected for appearance, dimensions, damping force and sealing performance before packaging to ensure stable batch quality.
7. WHAT PACKAGING OPTIONS ARE AVAILABLE?
We provide neutral packaging, protective bags, custom labels, laser marking, custom color boxes and reinforced export cartons.
8. WHAT IS THE PRODUCT WARRANTY?
Our shock absorbers are generally covered for one year or 40,000–50,000 kilometers under normal installation and use. Specific warranty terms depend on the product and order agreement.































