Gearbox Assembly / Gearbox Housing / Auxiliary Gearbox / Gears / Shafts / Bearings / Synchronizers / Shift Forks / Shift Mechanism / Clutch Housing / Repair Kits — Compatible with common Gearbox platforms of Dongfeng Tianlong, Tianjin, Dalishan, Huashen and other major models
We specialize in supplying Dongfeng truck gearbox assemblies and all kinds of gearbox parts, covering gearbox overhaul, complete assembly replacement, synchronizer repair, gear replacement, and routine maintenance needs.
Whether you need to replace a complete gearbox assembly or purchase individual parts such as gears, synchronizers, bearings, shift forks, and oil seals, we can match the correct items according to gearbox model, nameplate information, or vehicle VIN.
We offer genuine parts, OEM parts, and high-quality aftermarket parts to meet different market and budget requirements.
The gearbox assembly is the core component of the vehicle drivetrain. When the gearbox has serious gear damage, housing cracks, bearing seizure, or overhaul cost is too high, replacing the complete gearbox assembly is a common solution. We supply the following types.
The complete gearbox assembly is a full gearbox with main internal parts and housing, ready for installation upon arrival.
It usually includes gearbox housing, gears, shafts, synchronizers, shift forks, bearings, oil seals, etc.
Please confirm the exact configuration and gear ratio with us.
Suitable For：Severe gearbox damage, cracked housing, or extensive internal gear damage
The gearbox housing is the basic outer case of the gearbox, used to install internal parts such as gears, shafts, and synchronizers.
When the housing has cracks, deformation, or bearing bore wear, it can be replaced separately while keeping other reusable internal parts.
Usually Includes：Individual housing damage while internal parts such as gears and shafts are still usable
Some Dongfeng truck gearboxs are equipped with an auxiliary section (range section), which is used to extend the gear ratio range, commonly found in multi-speed gearboxs.
The auxiliary gearbox assembly usually includes auxiliary housing, auxiliary gears, synchronizer, shift fork, output shaft, etc.
Suitable For：Damage to auxiliary section gears or synchronizer wear while the main section is still functioning
We mainly supply gearbox parts for the following brands: – Fast Gear (Shaanxi Fast Gear) gearbox series – Dongfeng self-produced gearbox series – Other common gearbox brands used in Dongfeng trucks
We supply various gearbox parts for Dongfeng trucks, supporting single-piece purchases and mixed orders. The following are common categories.
| Gears | |||||
| Input shaft gear | Output shaft gear | Countershaft gear | Reverse gear | Auxiliary section gear，Planetary gear | Main reduction gear，Gear sleeve, gear hub |
| Shafts | |||||
| Input shaft (first shaft) | Output shaft (second shaft) | Countershaft | Reverse shaft | Auxiliary section output shaft | PTO shaft |
| Bearings | |||||
| Input shaft bearing | Output shaft bearing | Countershaft bearing | Auxiliary section bearing | Needle roller bearing | Ball bearing，Tapered roller bearing |
| Synchronizers & Synchronizer Rings | |||||
| Synchronizer assembly | Synchronizer ring | Synchronizer cone ring | Synchronizer spring | Synchronizer sliding block | Synchronizer gear sleeve |
| Shift Forks & Shift Fork Shafts | |||||
| 1st/2nd gear shift fork | 3rd/4th gear shift fork | 5th/6th gear shift fork | Reverse gear shift fork | Auxiliary section shift fork | Shift fork shaft，Shift block, shift head |
| Shift Mechanism | |||||
| Gear shift lever | Shift cable | Shift rocker arm | Shift bracket | Gear selector mechanism | Shift knob，Shift dust boot |
| Clutch Housing & Flywheel Housing | |||||
| Clutch housing | Flywheel housing | Clutch release fork | Release bearing seat | Clutch housing bushing | |
| Gearbox Mounting Brackets & Rubber Pads | |||||
| Gearbox front mounting bracket | Gearbox rear mounting bracket | Gearbox hanger | Gearbox rubber mounting pad | Buffer block | |
| Oil Seals & Gaskets | |||||
| Input shaft oil seal | Output shaft oil seal | Auxiliary section oil seal | Gearbox front oil seal | Gearbox rear oil seal | Gearbox gasket，O-ring |
| Gearbox Repair Kits | |||||
| Gearbox overhaul kit | Synchronizer repair kit | Bearing repair kit | Oil seal repair kit | Shift fork repair kit | |
Support inquiries by gearbox model, nameplate information, part number, or VIN
Genuine parts, OEM parts, high-quality aftermarket parts
Gearbox assemblies can be inspected and rotation-tested before shipment
Gearbox assemblies are packed with reinforced wooden cases, moisture-proof and rust-proof
Photos and videos available for product appearance and model confirmation
Installation guidance and common fault consultation available
Provide gearbox model, nameplate photo, VIN, or part number
Parts support mixed orders; gearbox assemblies usually start from 1 unit
Stock parts ship in 3-7 days; gearbox assemblies usually take 15-30 days
Sea freight, railway, air freight, international express
T/T, Western Union, PayPal, L/C, etc.
Warranty, installation guidance, shipping damage claim assistance
There are many gearbox models and internal configurations. Please provide the gearbox nameplate photo, gearbox model, or part number for accurate matching. If the nameplate is not available, please provide the vehicle VIN or chassis number, and we will assist in identifying the correct Gearbox.
Send us your gearbox model, nameplate photo, or VIN. We will match the correct items and provide a quick quotation.
We offer genuine parts, OEM parts, and high-quality aftermarket parts. Customers can choose based on their budget and needs.
Small parts can be purchased in mixed batches. For assemblies, the minimum order is typically one unit. Please contact us for specific details.
Please provide your vehicle’s VIN, chassis number, engine number, or the part number of the old component, and we will match it precisely for you.
Products in stock are generally shipped within 3–7 days; non-stock items typically take 15–30 days, depending on the specific product.
We accept T/T, Western Union, PayPal, letters of credit, and more. Specific terms are negotiable.
We support sea freight, air freight, and international express delivery. You may also use your own designated freight forwarder.
Yes, products are covered by a warranty. Specific warranty terms are subject to the product category and contractual agreements.
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Please let us know the name of the Dongfeng truck part you need, the model, the VIN/chassis number/part number, and the quantity, and we will provide you with a quote within 24 hours.
