Why Choose Gemax Whiting Style Door Parts
One-stop supplier for all Whiting style door parts, easy to work with and cost-effective
High-quality materials make our parts strong and durable
Stable production to support both small orders and bulk orders
Professional technical team offers practical solutions
Strict quality inspection before every shipment
Advanced equipment for efficient production
What Are Whiting Style Door Parts
Whiting style door parts are for box truck roll up doors. They make the door work well and safe. These parts include hinges, brackets, cables, rollers, locks and more. These parts are strong and can be used every day to keep the truck door in good condition. Good parts help you repair and maintain the door easily. And they make the door last longer and work better for your trucks.
Gemax provides a full set of Whiting style door parts, and ensures high-quality products, good services to gain the long-term partnerships.
Door Structure & Running System
Including hinge, roller, top bracket, bottom bracket. These door structure and running components that support the door system and guide the door movement.

End hinge supports outer door panels and maintains smooth, aligned movement.

Center hinge connects adjoining panels for flexible, stable door operation.

Nylon roller guides door travel quietly while reducing friction and track wear.

Steel roller supports heavy door loads through frequent opening and closing cycles.

Complete top closure assembly secures upper panel positioning for reliable sealing.

Bottom roller bracket maintains track alignment and supports smooth lower-panel movement.

Heavy-duty bottom bracket supports demanding loads while maintaining stable roller alignment.
Door Lifting & Balance System
Including Whiting style door cable assembly, cable bracket, U bolt, cable drum, and winding cone. These parts help the door lift and work well.

Matched cable assembly transfers counterbalance force for controlled door lifting and lowering.

Cable anchor bracket secures lifting cables for dependable counterbalance operation.

U-bolt anchor fastens lifting cables securely within the counterbalance door system.

Roadside drum and bearing assembly winds cable smoothly for balanced door travel.

Curbside drum and bearing assembly winds cable smoothly for balanced door travel.

Winding cone secures spring adjustment for accurate counterbalance tension and operation.
Door Balancer Brackets & Hardware
Including Whiting style door balancer brackets, step bolt and self locking nut to support the door shaft and spring.

Curbside balancer bracket secures counterbalance components and maintains stable door alignment.

Roadside balancer bracket secures counterbalance components and maintains stable door alignment.

Center balancer bracket supports counterbalance hardware for aligned, stable door operation.

Center clamp locks balancer hardware securely to preserve counterbalance system alignment.

Step bolt provides secure hardware fastening for dependable truck door assembly.

Self-locking nut resists vibration loosening during frequent truck door operation.
Safety, Access & Sealing Components
Including Whiting style door lock, lock handle keeper, lift handle, pull down strap, seal, and rubber track bumper kit. Accessories for door locking, manual operation, and protection against dust, wind, and moisture.

Standard lock assembly secures Whiting 77 doors during transport and storage.

Standard lock assembly secures Whiting 4077 doors during transport and storage.

Handle keeper holds the locking handle securely against vibration and movement.

Stainless lock assembly delivers corrosion-resistant security for demanding truck door service.

Stainless handle keeper secures lock position while resisting corrosion and vibration.

Latch plate provides a reliable engagement surface for secure door locking.

Lift handle provides a secure grip for easier manual door operation.

Pull-down strap improves reach and control when closing raised truck doors.

Flexible side vinyl seal blocks drafts, moisture, dust, and road debris.

Flexible bottom seal closes floor gaps against moisture, drafts, and debris.

Rubber bumper kit cushions track impacts and protects hardware during door travel.
Stable Quality & Strict Inspection for Whiting Style Door Parts
Gemax values product quality very much. Before we ship any order, all Whiting style door parts must be checked carefully ensure the quality. Including the sizes, weights, finished, performance and more. Our team inspects hinges, rollers, cables, and brackets one by one.
We only send out parts that are safe, reliable, and long-lasting. Our goal is simple:to provide you with quality parts that work smoothly, last a long time, and give you no trouble after installation.


Cost-Effective Whiting Style Door Parts Direct from Factory
Gemax is a direct factory that manufactures high-quality Whiting style door parts by in-house. We control strictly the whole production process, including materials selection, product production, product inspection, package, product shipment, and after-sale service, which helps us cut unnecessary costs during the all process. This allows us to provide you with stable quality and competitive prices.
Our Whiting style door parts including hinges, rollers, locks, cables, and other related parts. They are durable, easy to install, and work smoothly. Gemax focus on provide affordable prices while ensuring high-quality. We can help you reduce your purchasing cost, shipping cost, and after-sales cost.
Fast and On-Time Delivery for Whiting Style Door Parts Orders
We know how important delivery time is for you. We keep the most commonly used Whiting style door parts in stock all the time for fast delivery. By the way, we also keep a certain amount of stock to send the samples to customers.
Advanced production lines are also one important reason of fast and on-time delivery for our Whiting style door parts. We make sure productions runs smoothly and packing is done properly. So your order will be shipped quickly and arrive exactly when we say it will.

From 3D Mold Design to Finished Whiting Style Door Parts


Gemax supports custom Whiting style door parts. Our technical team had help many customers to create the unique parts from 3D mole design to finished parts.
Every Whiting style door part is carefully checked before packing. This shows our full production process from design to the finished product.
Yes, our parts are made to fit standard Whiting box truck roll up doors. Most parts can be used directly as replacements. If you’re not sure, just send us some photos or drawings, and we’ll check for you.
We mainly use high-strength steel, galvanized steel, and strong nylon. Different parts use different materials. All materials are strong and last a long time.
Yes, we can provide samples for you to check quality and test. The sample cost and shipping will depend on which parts you need and the quantity.
Yes, we provide OEM service. We can custom your logo, use your own packaging, and custom parts according to your requirements.
It depends on the part. For standard parts, we are usually flexible. For custom parts, the MOQ may be higher because of tooling and production needs.








