Jac Gearbox Parts

Discover premium JAC Spare Parts designed to transform your truck’s parts and performance. Our genuine components combine superior comfort, enhanced durability, and perfect fitment to elevate your driving experience.

Jac Gearbox Parts

Keep your JAC truck or passenger car transmission in peak condition with premium Jac Gearbox Parts. From main shafts and synchronizers to bearings and oil seals, our inventory covers every component needed for a complete overhaul or minor repair. As a trusted supplier of Jac Parts, we offer genuine and high‑quality aftermarket gearbox components for all JAC models, including light trucks, heavy trucks, buses, and sedans. Discover why Jac Gearbox Parts are the preferred choice for workshops and fleets worldwide – delivering smooth shifting, reduced noise, and maximum durability.

Get Expert Advice

Core Jac Gearbox Parts – Complete Transmission Components

Gear Set & Shafts

Main gear set, input shaft, counter shaft, main shaft. Precision‑cut, hardened steel. Direct OE replacement.

Request Price

Synchronizer & Shift Fork

Complete synchronizer assemblies, synchro rings, shift forks, and sleeves. Eliminates gear grinding.

Request Price

Housing & Covers

Gearbox housing, front/rear covers, clutch housing. Cast aluminum or iron, precision machined.

Request Price

Bearings & Seals

Input/output shaft bearings (tapered roller / needle), oil seals, O‑rings, drain plugs. Prevents leaks.

Request Price

Automatic Transmission Parts

Valve body, solenoid valves, clutch drums, torque converter, oil cooler lines. For JAC auto models.

Request Price

Clutch & Universal Joint

Clutch release bearing, cross joints, center bearing. Smooth power delivery and reduced vibration.

Request Price

All Jac Gearbox Parts are manufactured to OEM tolerances. For custom kits, contact our specialists.

Technical Specifications – Jac Gearbox Parts

ComponentOE Part No.Gearbox ModelMaterial / SpecTorque Capacity
Input Shaft1701010E0LC6T32 (6‑speed)20CrMnTi, hardened450 Nm
Synchronizer Ring (1st/2nd)1702030E0LC6T32Bronze alloy, 3‑cone
Counter Shaft1701020E0LC6T3240Cr steel, induction450 Nm
Shift Fork Set1703010E0LC6T32 / LC5T28Ductile iron
Output Shaft Bearing1705020E0All manualTapered roller, 65mm
Gearbox Oil Seal1706020E0UniversalNBR, 40x60x8mm

All Jac Gearbox Parts are new, not remanufactured. Consult with our team for gearbox‑specific applications.

Compatible JAC Models – Transmission Parts Coverage

N Series Trucks

LC5T28 / LC6T32 gearbox – shafts, bearings, synchros.

HFC Medium Trucks

6‑speed and 8‑speed gearboxes – clutch and gear sets.

Sunray / Refine

Manual and automatic transmissions – valve bodies, solenoids.

J3 / J5 / J6

5‑speed manual – shift forks, synchro rings, bearings.

Also fits JAC T6/T8 pickups, Gelfa heavy trucks, and electric vehicle transmissions. Provide VIN for exact matching.

Certified Quality & Worldwide Availability

IATF 16949 Certified

All Jac Gearbox Parts meet the highest automotive quality standards.

Express Global Delivery

Warehouses in Asia, Europe, Americas – 3‑7 day shipping.

Why Choose Our Jac Gearbox Parts Supply

100% Genuine & Premium Aftermarket

All parts sourced from JAC‑approved suppliers or top brands (ZF, Eaton).

Massive Inventory

Over 3000 SKUs for all JAC gearbox types – manual, auto, AMT.

Free Technical Support

Installation guides, torque specs, and part number cross‑reference.

Fleet & Bulk Discounts

Special pricing for workshops, transport companies, and distributors.

Frequently Asked Questions – Jac Gearbox Parts

Q: How do I identify the correct gearbox part for my JAC?
A: Provide the gearbox model number (e.g., LC6T32) or VIN. We cross‑reference to OEM part numbers.
Q: Are these parts compatible with automatic transmissions?
A> Yes, we supply valve bodies, solenoids, clutch drums, and torque converters for JAC auto boxes.
Q: What is the warranty on gearbox components?
A: 12 months for all mechanical parts, 6 months for electronic/solenoid parts.
Q: Do you offer complete gearbox assembly?
A: Yes, we supply remanufactured and new gearboxes for popular JAC models.
Q: Can I get a rebuild kit for my transmission?
A: Yes, we offer comprehensive rebuild kits including bearings, seals, gaskets, and synchro rings.
Q: What is the typical lead time for a syncro ring?
A: In‑stock items ship within 24 hours. Non‑stock may take 5‑7 days.

Common Gearbox Issues & How Genuine Jac Gearbox Parts Solve Them

Gear grinding / hard to shift
🔧 Worn synchronizer rings or shift forks – replace with new synchro set and fork.
Transmission oil leaks
🔧 Failed oil seals or O‑rings – install new input/output shaft seals.
Whining or rattling noise
🔧 Worn bearings or damaged gears – replace with new bearings and gear sets.
Automatic transmission slipping
🔧 Faulty solenoids or worn clutch drums – install new valve body kit.

Customer Testimonials – Jac Gearbox Parts in Action

“We rebuilt the transmission on our JAC N120 using Jac Gearbox Parts. The syncro rings and bearings were exact fit. Shifting is now smooth as new.” – Carlos M., Workshop Owner, Mexico

“Great selection of automatic transmission parts for our Sunray van. The valve body and solenoids fixed the shifting issues perfectly.” – Sergey D., Fleet Manager, Russia

“Quick delivery of a complete gear set for our HFC truck. Excellent quality and competitive price. Will order again.” – Ahmed K., Logistics Manager, Kenya

Prolong the Life of Your JAC Gearbox – Best Practices

Change gear oil every 40,000 km
Use GL‑4 or GL‑5 grade as per manual.
Inspect clutch adjustment regularly
Improper clutch clearance damages synchros.
Check for leaks weekly
Early detection saves bearings and gears.
Use genuine Jac Gearbox Parts for repairs
Ensures correct fit and durability.

Following these steps with genuine components will keep your transmission running for over 500,000 km. Request our free maintenance checklist.

Get Genuine Jac Gearbox Parts & Expert Technical Support

Keep your JAC transmission shifting smoothly with high-quality Jac Gearbox Parts. Our comprehensive range includes main shafts, counter shafts, synchronizers, shift forks, bearings, seals, and full automatic transmission components – all engineered to OEM specifications for JAC trucks, buses, pickups, and sedans.

Whether you need a complete gear set, a synchro ring, a valve body, or a rebuild kit, our team is ready to assist you. Access our extensive catalog of Jac Gearbox Parts and keep your vehicles running with minimal downtime.

Get Your Jac Gearbox Parts Quote Now

Get expert guidance on part numbers, cross‑references, installation tips, and genuine Jac Gearbox Parts for all manual, automatic, and AMT transmissions.

Chat with us
Chat with us
Questions, doubts, issues? We're here to help you!
Connecting...
Please leave your inquiry and your phone. We will give you feedback within 12 hours.
Our operators are busy. Please try again later
:
:
:
:
Have you got question? Write to us!
:
:
This chat session has ended