WG2210020336 First Gear for HOWO Truck Transmission

The WG2210020336 First Gear is an essential transmission component specifically engineered for HOWO heavy-duty trucks. As the critical initial transfer point in the gearbox system, this precision-engineered part maintains seamless power transition from the engine to the drivetrain. Its unique helical tooth design reduces operational noise while enhancing torque distribution efficiency across all driving conditions. Manufactured from hardened chromium-molybdenum alloy steel, the WG2210020336 withstands extreme pressure and temperature fluctuations common in long-haul transportation.

Compatibility with multiple HOWO truck models makes this first gear a versatile replacement solution. The precisely calibrated tooth profile ensures perfect engagement with mating components, preventing premature wear and power loss. Surface treatments like carburizing and shot peening provide exceptional micro-pitting resistance, extending service intervals significantly. When selecting transmission parts, the WG2210020336’s OEM certification guarantees dimensional accuracy within 0.005mm tolerances, critical for maintaining factory-specified gear mesh patterns.

Performance Specifications

Every WG2210020336 first gear undergoes stringent quality validation to ensure optimal performance parameters. The module pitch ranges between 4.5-5.0 depending on application variants, providing the ideal balance between torque capacity and operational smoothness. Pressure angles maintain a consistent 20-degree engagement to minimize axial thrust loads during high-RPM shifts. Heat dissipation grooves integrated into the hub design prevent thermal distortion even in continuous mountain-pass operations. Original equipment specifications require surface hardness of 58-62 HRC with core hardness maintained at 30-35 HRC for impact resistance.

Installation Guidelines

Correct installation of the WG2210020336 is crucial for transmission longevity. Always pre-soak new gears in SAE 80W-90 gear oil for 30 minutes before assembly. Shim clearance between the gear and bearing seat must measure 0.10-0.15mm using calibrated feeler gauges. Input shaft runout should be verified below 0.05mm before final torque application. The WG2210020336 requires 180-220 N.m tightening torque on the retainer nut during reassembly procedures. Misalignment during installation causes premature helical tooth scuffing and abnormal noise patterns during acceleration.

Maintenance Recommendations

For maximum WG2210020336 service life, implement proactive maintenance checks every 50,000 kilometers. Inspect gear backlash using dial indicators mounted perpendicular to the tooth profile. Acceptable operational clearance ranges between 0.15-0.30mm depending on ambient temperature conditions. Monitor oil samples for ferrous particle content exceeding 300ppm which indicates abnormal wear progression. Ultrasonic cleaning during major overhauls removes microscopic debris from oil channels. Always replace synchronizer assemblies concurrently with the WG2210020336 gear to maintain shift precision.

Durability Testing

Pre-production validation of the WG2210020336 involves accelerated endurance testing exceeding 500 hours at maximum rated torque. Test rigs simulate hill-start conditions with 32% gradient simulations while monitoring tooth deflection via laser interferometry. Thermal cycling tests transition components from -40¡ãC to +140¡ãC within 15-minute intervals for 300 cycles. Surface durability verification requires 107 load cycles at 2,500 MPa contact pressure without evidence of macro-pitting or spalling. These protocols ensure every WG2210020336 delivers consistent performance throughout its operational lifetime.

Material Engineering

The metallurgical composition of the WG2210020336 includes proprietary alloy blends optimized for high-cycle fatigue resistance. Chromium content between 1.30-1.65% improves case-hardening depth consistency while molybdenum additions (0.20-0.30%) enhance tempering stability. Trace vanadium (0.08-0.15%) controls austenite grain growth during heat treatment processes. Final microstructure examination shows tempered martensite with uniformly dispersed carbides at 15,000x magnification. Material certifications guarantee tensile strength exceeding 1,200 MPa with Charpy V-notch impact values of 55J at -20¡ãC test conditions.

Application Compatibility

Designed specifically for HOWO T7H, A7, and TX series heavy-duty platforms, the WG2210020336 interfaces with manual transmissions ranging from 9-speed to 16-speed configurations. Compatibility extends to both single and double H-pattern shift mechanisms without modification requirements. The gear hub dimensions accommodate input shafts from 35mm to 42mm diameter specifications. Users operating in high-altitude environments should note the WG2210020336 incorporates special tooth crowning adjustments compensating for lubrication viscosity changes above 3,000-meter elevations.

Failure Analysis

Common failure modes for improperly maintained WG2210020336 components include tooth tip fracturing from shock loading during clutch dumping. Microscopic examination of damaged parts often reveals hydrogen embrittlement when incorrect cleaning chemicals were used during rebuilds. Abrasive wear patterns typically originate from inadequate oil filtration or extended drain intervals. Thermal blueing indicates prolonged clutch slippage before gear replacement. Properly installed WG2210020336 gears typically exceed 500,000 kilometers in line-haul applications with regular maintenance.

Industry Certification

All WG2210020336 production batches carry ISO/TS 16949 quality certification with full traceability to melt chemistry records. Gear manufacturing follows VDI 3541 surface finish standards requiring Ra ¡Ü 0.8 ¦Ìm on functional tooth flanks. Magnetic particle inspection verifies absence of subsurface defects exceeding 0.5mm in critical stress areas. Every unit ships with material certification meeting EN 10204 3.1 standards including spectrographic analysis reports. Production validation involves coordinate measuring machine checks at 120 surface points per gear with data archived for seven years.

Logistical Information

The WG2210020336 ships in anti-corrosion VCI foam packaging with desiccant protection for extended shelf life. Each unit receives unique QR code identification linking to digital installation manuals and torque specifications. Inventory systems maintain adequate stock levels across global distribution centers to ensure 48-hour shipment availability. Emergency air freight options guarantee delivery within 72 hours worldwide for critical breakdown situations. All shipments include protective end caps preventing transit damage to precision splined interfaces.

For further technical specifications or bulk procurement options for the WG2210020336 First Gear, contact our engineering support team