Core Product Functions
WG1560161130 is a dedicated clutch disc for SINOTRUK HOWO T7H, T5G, A7, TX and engineering dumpers. It's a key part of the vehicle's clutch system, connecting the engine and transmission to transfer power, and ensuring smooth engagement and disengagement when shifting. Made for heavy-load, frequent starting and tough roads, it's wear-resistant, handles high torque well, and dissipates heat effectively. Its optimized friction surface and damping structure prevent slipping, jitter and abnormal wear during long-term use, keeping shifts smooth and cutting clutch faults.
Compatibility & Interchangeability
①Applicable Vehicles: SINOTRUK HOWO T7H/T5G/A7/TX, and matching HOWO engineering dumpers, mixers.
②Adaptable System: Matches original clutch components (cover, pressure plate, flywheel) – no interface, spline or fastener modifications needed.
③OE Reference Number: WG1560161130
④Interchangeability: Follows original dimensions, spline and torque specs. Directly replaces the original disc, no secondary machining or debugging.
⑤Value-added Service: Our technicians confirm fit with your vehicle model, chassis and engine parameters, plus pre-installation checks and post-installation guidance.
Key Technical Parameters
|
Parameter Name |
Specification |
|
Applicable Vehicle Model |
SINOTRUK HOWO T7H/T5G/A7/TX, HOWO engineering vehicles |
|
Outer Diameter |
430mm |
|
Inner Diameter (Spline) |
140mm |
|
Spline Teeth |
24 teeth |
|
Rated Torque |
1800N·m |
|
Max Torque |
2700N·m |
|
Friction Material |
Ceramic-based friction lining |
|
Overall Thickness |
25mm |
|
Overall Weight |
18.5kg |
|
Damping Type |
Dual-stage damping spring |
|
Working Temperature |
-40℃~350℃ |

Materials & Craftsmanship
Core Materials
Friction lining uses high-quality ceramic material – wear-resistant, high-temperature resistant, with good friction, no slipping or burning under high load and frequent engagement. Core plate is high-strength steel, rigid and impact-resistant, no deformation in use. Damping springs are high-elastic alloy, ensuring smooth engagement and less vibration. Spline hub is 20CrMnTi alloy steel, hard and wear-resistant, sliding smoothly on the transmission input shaft.
Surface Treatment
Friction surface is precision polished for uniform friction and smooth engagement. Core plate is galvanized and passivated, corrosion-resistant, no rust or deformation. Spline hub is precision ground, sliding smoothly and matching well with the transmission spline. Mounting surface is flat, fitting tightly with pressure plate and flywheel.
Production Craftsmanship
Adopts precision stamping + friction material bonding + heat treatment + assembly. Core plate is precision stamped for accurate dimensions and uniform thickness. Friction lining is bonded with high-temperature adhesive and cured at high temperature, firm and non-detachable. Each disc passes dynamic balance, friction performance and torque tests before delivery.
Quality Grade & Inspection
①Quality Grade: OE-matching, meeting HOWO vehicle standards and national heavy-duty clutch requirements. Passed 100,000-time engagement cycle and high-temperature friction tests, stable in use.
②Inspection Items: Dynamic balance, friction coefficient, torque bearing, dimensional accuracy, material hardness, bonding firmness and surface treatment quality.
③Quality System: Our factory is IATF16949 and ISO9001 certified, with full-process quality control from raw material purchase to finished product delivery.
④Batch Tracking: Each disc has laser-engraved OE number, batch number and production date – clear and wear-resistant. All production and inspection records are kept for over 3 years for full traceability.
Service Life & Performance
①Average Service Life: ≥2 years (200,000km), matching HOWO's maintenance cycle, reducing replacement and maintenance costs for users.
②Performance Advantages: Wear-resistant for long service life; high torque capacity, no slipping; good heat dissipation to avoid burn-in; dual-stage damping ensures smooth engagement and low vibration.
③Harsh Environment Adaptability: Works stably at -40℃~350℃, suitable for alpine, high-temperature, humid and dusty conditions. Wear-resistant and impact-resistant, adapting to frequent starting and heavy-load work.
Fault Improvement & Replacement Value
Common Fault Optimization
Aiming at common original clutch disc faults – friction lining wear, slipping, jitter, bonding detachment and spline wear – we optimized materials, bonding process and damping structure. It solves these issues, avoids clutch failure and safety hazards, and cuts maintenance times.
Maintenance & Replacement Value
Easy to disassemble and assemble on-site with common tools, saving maintenance time. Fully compatible with original systems, no extra debugging – ready to use quickly. Stable performance reduces vehicle downtime and operating costs.
Packaging & Marking
Packaging Configuration
Shockproof packaging: inner EVA foam, middle plastic cover, outer reinforced corrugated carton. Clutch disc is fixed with a positioning bracket to avoid collision and deformation. Friction surface is wrapped with oil paper to prevent rust and pollution. Matching accessories (bolts, washers) are independently packaged.
Marking Specifications
Outer Carton: Printed with OE number, product name, vehicle model, quantity, batch number, weight, and moisture-proof/shock-proof/fragile signs. Export orders include multilingual instructions.
Product Marking: Laser-engraved OE number, rated torque and batch number on core plate – wear-resistant and easy to identify.
Customization Service: Neutral packaging and LOGO customization available. Carton printing, language and size adjustable by market needs.
Supply Capacity
①Inventory Status: Sufficient WG1560161130 stock, covering all applicable HOWO models. Urgent orders get immediate spot delivery.
②MOQ: 2 pieces; bulk orders (≥30 pieces) get tiered discounts; large customized orders adjust production cycle by your delivery time.
③Delivery Cycle: Spot orders shipped in 24-48hrs; bulk in 5-8 days. Foreign trade provides one-stop customs clearance, export documents and optional transport.
④Supply Stability: Stable raw material channels and mature production lines, monthly output over 2,000 pieces, no delivery delays.
Certification & After-sales Guarantee
①Certification Qualifications: IATF16949 and ISO9001 certified, OE-matching. Third-party test reports available for import/export, including friction performance, torque and dynamic balance tests.
②Quality Guarantee: 18-month warranty. Free return/exchange for non-human faults (friction lining detachment, slipping, jitter, spline wear).
③Technical Support: 24-hour online professional team, offering installation guidance, fault diagnosis and maintenance training based on vehicle and engine parameters.
④Return Policy: We bear round-trip freight for quality-related returns; free replacement for transport-damaged products.
Frequently Asked Questions (FAQ)
Q1: Is it compatible with all HOWO T7H/T5G/A7/TX models?
A1: Yes, fully compatible. Provide your vehicle model and engine parameters for precise fit confirmation.
Q2: What are the key points of installation?
A2: Clean flywheel and pressure plate mounting surfaces; check disc integrity and clean friction surface; align spline with transmission input shaft; fasten pressure plate bolts evenly by specified torque; test clutch engagement and disengagement.
Q3: Can foreign trade orders provide customized packaging and documents?
A3: Sure. We offer neutral/LOGO packaging, multilingual manuals and full export customs clearance documents.
Q4: How to deal with friction lining detachment during the warranty period?
A4: Send fault photos, batch number and vehicle model to our after-sales team. We'll send a new product and bear all freight for quality issues.
Maintenance & Precautions
Installation Requirements
Disconnect vehicle power and transmission; check disc integrity, clean friction surface and intact damping spring; clean flywheel and pressure plate surfaces; install disc correctly, align spline with transmission input shaft; fasten pressure plate bolts evenly; connect transmission and test clutch performance.
Regular Inspection
Check disc wear every 50,000km; inspect friction surface for oil pollution, burn-in and detachment; check spline wear and sliding condition; check damping spring for deformation or breakage; replace in time if abnormal.
Storage Requirements
Store in dry, ventilated, dust-free warehouse; place horizontally to avoid deformation; wrap friction surface with oil paper; 12-month unopened shelf life; keep friction surface clean after opening before installation.
Replacement Tips
Replace immediately if there are slipping, jitter, difficult shifting, abnormal noise or excessive friction lining wear. It's recommended to replace clutch cover and pressure plate together. Test clutch performance after replacement.
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