Whole Chain Tech is a seasoned manufacturer of van truck modification accessories. Our integrated door lock set for truck is engineered to secure large cargo compartment doors: featuring a full linkage structure (vertical lock rod + dual top/bottom lock tongues), it enables one-key locking/unlocking for efficient operation.
This heavy-duty door lock set for trucks is engineered to deliver reliable, long-lasting security for cargo compartments
and vehicle doors. Designed for smooth operation and robust performance, it ensures secure locking even under heavy use
and harsh conditions, making it ideal for commercial fleets, trailers, and custom vehicle builds. With a
precision-engineered mechanism and easy installation, it provides peace of mind for drivers and fleet managers,
protecting valuable cargo while withstanding the demands of daily transportation.
Parameter
Item No.
Part name
Material
Finished
SP series
Trailer lock
Stainless Steel
Polishing
MZ series
Trailer lock
Mild Steel
Zinc plated
Product Name
Quantity
Material
Polished
Cam
2
Stainless Steel/Mild Steel
Polishing/Zinc Plated
Keeper
2
Stainless Steel/Mild Steel
Polishing/Zinc Plated
Big Bearing Bracket
2
Stainless Steel/Mild Steel
Polishing/Zinc Plated
Small Bearing Bracket
1
Stainless Steel/Mild Steel
Polishing/Zinc Plated
Retainer Catch
1
Stainless Steel/Mild Steel
Polishing/Zinc Plated
Hand hub
1
Stainless Steel/Mild Steel
Polishing/Zinc Plated
Hand
1
Stainless Steel/Mild Steel
Polishing/Zinc Plated
Fitting Hook
1
Stainless Steel/Mild Steel
Polishing/Zinc Plated
Fitting set
1
Stainless Steel/Mild Steel
Polishing/Zinc Plated
Rivet
1
Stainless Steel/Mild Steel
Polishing/Zinc Plated
Tube
1
Stainless Steel/Mild Steel
Polishing/Zinc Plated
Advantages for truck door lock set
✅ Heavy-Duty Construction & Versatile Options
Our Door Lock Set for Truck is engineered for durability, with two premium material choices to meet your needs:
Stainless Steel: Polished finish for exceptional corrosion resistance, ideal for coastal or high-humidity environments.
Mild Steel : Zinc-plated treatment for long-lasting rust protection, delivering robust performance at an economical cost.
Both options provide the structural integrity to withstand frequent use and harsh road conditions, ensuring your van doors stay securely closed.
✅ Professional Surface Finishing:
Stainless steel locks undergo precision polishing, delivering a smooth, burr-free surface that enhances both aesthetic
appeal and resistance to dirt accumulation.
Select models as your need
Door Size Category
Applicable Truck Models
Key Lock Specifications
Application Scenarios
Small Door (W: 1000-1600, H: 1700-2000)
Micro-trucks (e.g., Ford Ranger, Toyota Hilux, Volkswagen Amarok)
For inquiries about Dry Truck Body, Refrigerated Truck Body, Multi-Application Trailer or price list, please leave your email to us and we will be in touch within 24 hours.
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