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WG9719720002
Sinotruk HOWO
| Attribute | Specification |
|---|---|
| Part Name | Right Front Headlight Assembly / Combination Head Lamp |
| OEM Part Number | WG9719720002 |
| Side | Right-hand side (passenger side) — NOT interchangeable with left |
| Voltage Rating | 24V DC (standard for Chinese commercial vehicles) Some aftermarket versions support dual-voltage (12V/24V) |
| Lamp Functions Integrated | • High Beam • Low Beam • Parking / Position Light • Turn Signal (Amber) |
| Bulb Type (Original Equipment) | Halogen bulbs • Low Beam: H7 55W • High Beam: H1 70W or H7 60W (varies by batch) • Turn Signal: PY21W |
| Optical Design | Reflector-type (non-projector), with precision vacuum-metallized aluminum reflector bowl |
| Lens Material | High-transparency polycarbonate (PC) with anti-UV coating to prevent yellowing |
| Housing Material | Flame-retardant ABS or PP plastic — impact-resistant and thermally stable |
| Sealing System | Rubber gasket + quick-release rear cover; IP65 rated (dust-tight, protected against water jets) |
| Mounting Type | Three-point bracket mounting (screws into radiator support frame) |
| Connector Type | Standard 3–5 pin OEM plug (compatible with HOWO wiring harness) |
| Weight | Approx. 1.3 kg – 1.6 kg |
| Certifications | CCC (China Compulsory Certification), ISO9001, GB/T 26572 (automotive lighting standards) |
Name1
Name2
Proper installation ensures correct beam aim, waterproof integrity, and electrical reliability.
Power Off: Disconnect battery negative terminal to avoid short circuits.
Remove Obstructions: Open grille or remove front panel if necessary for access.
Inspect Mounting Frame: Ensure brackets are not bent or corroded.
Check New Unit: Verify lens clarity, seal condition, and bulb presence.
Unplug old headlight’s electrical connector carefully.
Remove three mounting screws securing the headlight.
Gently pull out the assembly from the front frame.
Insert the new WG9719720002 into position — align with mounting holes.
Secure with original or new stainless steel screws (torque: ~5–7 Nm).
Reconnect the multi-pin plug firmly until it clicks.
Close any removed panels and reconnect battery.
❗ Critical Step – Perform Headlight Alignment
Use the adjustment screw(s) located on the back of the headlamp.
Park vehicle on level ground, 5–10 meters from a wall.
Adjust vertical aim so that:
Low beam cutoff line is slightly downward (to avoid blinding oncoming traffic)
Left and right beams are at same height
Optional: Use professional headlight alignment machine for precision.
| Attribute | Specification |
|---|---|
| Part Name | Right Front Headlight Assembly / Combination Head Lamp |
| OEM Part Number | WG9719720002 |
| Side | Right-hand side (passenger side) — NOT interchangeable with left |
| Voltage Rating | 24V DC (standard for Chinese commercial vehicles) Some aftermarket versions support dual-voltage (12V/24V) |
| Lamp Functions Integrated | • High Beam • Low Beam • Parking / Position Light • Turn Signal (Amber) |
| Bulb Type (Original Equipment) | Halogen bulbs • Low Beam: H7 55W • High Beam: H1 70W or H7 60W (varies by batch) • Turn Signal: PY21W |
| Optical Design | Reflector-type (non-projector), with precision vacuum-metallized aluminum reflector bowl |
| Lens Material | High-transparency polycarbonate (PC) with anti-UV coating to prevent yellowing |
| Housing Material | Flame-retardant ABS or PP plastic — impact-resistant and thermally stable |
| Sealing System | Rubber gasket + quick-release rear cover; IP65 rated (dust-tight, protected against water jets) |
| Mounting Type | Three-point bracket mounting (screws into radiator support frame) |
| Connector Type | Standard 3–5 pin OEM plug (compatible with HOWO wiring harness) |
| Weight | Approx. 1.3 kg – 1.6 kg |
| Certifications | CCC (China Compulsory Certification), ISO9001, GB/T 26572 (automotive lighting standards) |
Name1
Name2
Proper installation ensures correct beam aim, waterproof integrity, and electrical reliability.
Power Off: Disconnect battery negative terminal to avoid short circuits.
Remove Obstructions: Open grille or remove front panel if necessary for access.
Inspect Mounting Frame: Ensure brackets are not bent or corroded.
Check New Unit: Verify lens clarity, seal condition, and bulb presence.
Unplug old headlight’s electrical connector carefully.
Remove three mounting screws securing the headlight.
Gently pull out the assembly from the front frame.
Insert the new WG9719720002 into position — align with mounting holes.
Secure with original or new stainless steel screws (torque: ~5–7 Nm).
Reconnect the multi-pin plug firmly until it clicks.
Close any removed panels and reconnect battery.
❗ Critical Step – Perform Headlight Alignment
Use the adjustment screw(s) located on the back of the headlamp.
Park vehicle on level ground, 5–10 meters from a wall.
Adjust vertical aim so that:
Low beam cutoff line is slightly downward (to avoid blinding oncoming traffic)
Left and right beams are at same height
Optional: Use professional headlight alignment machine for precision.