New DCT280 7 Speed Dual Clutch Transmission Assembly 310202GU1A 1071050052 For

This is a brand-new complete DCT280 7-speed wet dual clutch transmission assembly exclusively developed for Dongfeng passenger vehicles, with standard OE part numbers 1071050052 / 310202GU1A.

DCT280 wet dual clutch adopts dual clutch hydraulic control structure. Worn clutch discs, failed TCU, deformed input shaft or damaged gear sets will cause gear slipping, jerking, gear missing, fault code alarm and power loss. Our full gearbox assembly is fully pre-assembled and undergoes strict hydraulic shift bench testing, direct plug-and-play replacement for one-stop vehicle transmission overhaul.

Warm Reminder: This complete DCT280 gearbox only fits Dongfeng models equipped with original DCT280 dual clutch transmission. Please send the full 17-digit VIN code for free compatibility verification before bulk orders to avoid mismatching losses. This unit is not compatible with dry dual clutch DCT250 / other AT/CVT gearboxes.

1. Aluminum Housing Precision Casting & Finishing: CNC finish all mounting surfaces, eliminate burrs to prevent oil leakage;
2. Full Internal Gear & Shaft Assembly: Install brand new original-spec drive gears, input/output shafts, synchronizer rings;
3. Wet Dual Clutch Module Pre-installation: Equip complete new clutch friction plates, pressure plates and release bearings;
4. Matching TCU & Hydraulic Valve Body Pre-assembly: All solenoids and control modules pre-mounted, no extra disassembly required;
5. Ultrasonic Deep Cleaning: Remove all metal machining debris inside oil channels and clutch chambers;
6. Full Hydraulic Shift Cycle Bench Test: Simulate full vehicle road conditions to test shifting logic, clutch combination pressure and anti-slip performance;
7. Heavy-Duty Shockproof Export Packing: Each gearbox wrapped with anti-rust film + thick custom foam + solid export wooden case, prevent collision deformation during long sea transportation.

• Complete Full Gearbox Assembly, Direct Plug-and-Play Installation

All internal gears, dual clutch pack, valve body and TCU are pre-installed as one unit, no scattered parts matching needed, greatly shorten repair time for garages.

• Wet Dual Clutch High Temperature Resistance Design

Wet clutch structure can sustain long-term high-load driving, effectively avoid overheating and slipping common on dry clutch gearboxes.

• 100% Full Shift Bench Testing Before Shipment

Every finished DCT280 gearbox passes continuous shifting cycle test, eliminate factory defects like jerking, slipping and gear missing.

• OEM Standard Raw Material & Dimension Consistency

All housing, gear and clutch components follow original factory drawing standards, bolt hole positions, wiring harness connectors fully consistent with OEM.

• Wholesale-Friendly Flexible Cooperation Policy

Single unit sample order supported, tiered discount for bulk purchase, neutral logo-free wooden case packaging and private brand label printing service available.

1. Lift the vehicle and fully drain the original dual clutch transmission fluid, remove front suspension and auxiliary brackets;
2. Disconnect transmission wiring harness, cooling oil pipes and drive shafts, then separate the old DCT gearbox from engine;
3. Clean engine flywheel mounting plane, remove residual old oil and metal abrasion debris completely;
4. Hoist the new DCT280 transmission assembly, align flywheel splines and fasten all connecting bolts by specified torque;
5. Reconnect all oil pipes, wiring harness and drive shafts, refill dedicated Dongfeng DCT transmission fluid, clear ECU fault codes and conduct full road test to confirm smooth shifting without slipping or abnormal noise.

Our factory specializes in complete transmission assemblies and spare parts for Chinese domestic auto brands including Dongfeng, Geely, Chery, Great Wall. We own independent aluminum casting workshop, dual clutch assembly line and professional full-load shift test benches. We supply fully tested DCT/AT/CVT gearbox assemblies to global wholesalers focusing on Chinese vehicle aftermarket, with factory direct competitive price and dedicated professional after-sales technical support.

Q1: If the client only provides vehicle year and 1.5T displacement without marking DCT280 gearbox model, can we accurately confirm the compatibility of this complete transmission just by the 17-digit VIN code?

A1: Yes, the full 17-digit VIN carries all factory original configuration data including gearbox type, engine tuning and chassis version. We can decode it via professional auto parts database to confirm if the car is factory-equipped with DCT280, eliminating matching risks caused by merely relying on year and displacement. Please send complete VIN for free pre-order compatibility verification to avoid wrong shipment losses.

Q2: Can we purchase separate parts like wet dual clutch pack or valve body without the full transmission housing to cut repair shops' scattered stocking costs?

A2: Sure, we support split individual component sales for DCT280. You can order only the wet clutch assembly, hydraulic valve body, TCU or overhaul kits separately without buying the whole gearbox. Separate small parts feature lower MOQ and tiered unit prices, helping your clients reduce inventory capital pressure and match parts according to actual vehicle faults flexibly.

Q3: If repair shops submit lots of complaints about gear slipping and electronic control faults on this DCT280 transmission assembly, do you have dedicated technical specialists for Dongfeng DCT280 wet dual clutch to provide one-on-one support?

A3: Absolutely. We assign exclusive technical engineers specializing in Dongfeng DCT280 systems to offer one-on-one troubleshooting support. Our team can analyze fault codes, judge slipping root causes, guide installation calibration and share maintenance skills via photos, videos or voice calls, quickly resolve after-sale issues for your downstream repair shops and reduce complaint rates.