1018005289 Left front door lock for Geely MK

Product Introduction

1018005289 Left front door lock for Geely MK

Our Left Front Door Lock is a core safety component for vehicle access control, designed to secure the left front door and enable smooth locking/unlocking (via key, remote, or interior handle). Crafted with high-strength zinc alloy lock core and ABS plastic housing, it resists prying (anti-theft grade ≥Grade 6) and corrosion (500-hour salt spray test passed).

Compatible with 90% of mainstream sedans, SUVs, and MPVs, it matches OEM fit standards—no modification needed for installation. It features 10,000+ cycle durability, ensures tight door closure (prevents wind noise), and supports both manual and electric unlocking, delivering reliable safety and convenience for daily use.

Product Advantage

1.High-Security Anti-Theft Lock Core Design

Our left front door lock features a Grade 6 anti-theft brass lock core (exceeding national Grade 4 standards), with 6 precision marble slots and a anti-pry zinc alloy shell. It withstands 3000N horizontal prying force (2x the industry average) without deformation, and the locks anti-drilling steel plate resists 5-minute drill attacks. This ensures vehicle safety, making it a trusted high-security left front door lock for daily parking.

2.50,000+ Cycle Durable Structure

The lock body uses high-density zinc alloy (tensile strength 350MPa) and impact-resistant ABS housing (can withstand 1.5m drop impact without cracking). Tested to 50,000+ opening/closing cycles (equivalent to 8 years of daily use), it maintains smooth operation with no jamming—far exceeding the 30,000-cycle industry standard. The internal spring is made of 304 stainless steel, resisting fatigue and ensuring long-term durability for the automotive left front door lock.

3.95% OEM-Compatible Fit & Easy Installation

Each lock is 3D-scanned to match original vehicle structures, with 0.03mm dimensional accuracy for installation holes. It fits 95% of mainstream models and supports direct replacement—no cutting or drilling needed. The package includes matching screws and gaskets, reducing installation time to 20 minutes, ideal for OEM-compatible left front door lock replacements.

4.Dual-Mode Smooth Unlocking (Manual/Electric)

It supports both manual key unlocking and electric remote control (compatible with 12V vehicle electrical systems), with electric unlocking response time ≤0.8 seconds (no delay). The internal sliding mechanism uses Teflon coating (friction coefficient ≤0.15), ensuring manual unlocking requires only 5N force—smooth even for elderly users. This dual-mode design solves "electric failure" issues, making it a smooth-operating left front door lock.

5.All-Weather Resistance Performance

The lock undergoes 1000-hour salt spray testing (no rust or corrosion) and works stably in -40℃ to 80℃ environments (adapting to cold northern winters and hot southern summers). The seal ring uses EPDM rubber, preventing rainwater/dust from entering the lock body—avoiding jamming caused by internal rust. This weather-resistant left front door lock maintains performance in harsh conditions.

6.Emergency Unlocking & Safety Detection

Equipped with an internal emergency unlock cable (accessible via door panel), it allows quick unlocking if the main lock fails. The built-in door closure detector has 0.5mm sensitivity, ensuring the lock sends a "not fully closed" signal to the vehicle if the door is ajar—preventing driving safety risks. This detail makes it a safe left front door lock replacement for families.

Technical Parameters

1. Core material parameters: The lock core is made of H62 brass (tensile strength ≥ 320MPa), including 6 sets of precision pins (anti-theft level reaches Grade 6, exceeding the national standard Grade 4); The lock body is made of Zamak 5 zinc alloy (hardness ≥ 85HB, anti pry force ≥ 3000N); The shell is made of ABS+30% fiberglass composite material (temperature resistance range -40 ℃ -80 ℃, no cracking after 1.5m drop test); The sealing component is made of EPDM rubber (waterproof grade IP65500 hours salt spray test without corrosion).

2. Structural and dimensional parameters: The overall size of the lock body (length x width x height) is 85mm x 60mm x 45mm-120mm x 75mm x 55mm (suitable for cars SUV）； The installation hole spacing is 25mm-50mm (tolerance ± 0.03mm, 100% matching the original car hole position); The lock core aperture is 9mm (compatible with the original car mechanical key), and the emergency unlocking cable length is 150mm-200mm (compatible with the reserved hole on the door interior panel).

3. Performance parameters: opening and closing life ≥ 50000 times (daily opening and closing 15 times can be used for 8 years, exceeding the industry standard of 30000 times); Electric unlocking response time ≤ 0.8 seconds (compatible with 12V car power supply, current ≤ 0.5A); Manual unlocking operation force 5N-8N (lock cylinder sliding mechanism with PTFE coating, friction coefficient ≤ 0.15); Under low temperature -40 ℃/high temperature 80 ℃ conditions, unlock continuously for 10 times without any lag.

4. Adaptability parameters: Compatible with 95% of mainstream car models, supporting mechanical/electric dual unlocking mode; Suitable for door thickness of 25mm-40mm (universal for family sedans/SUVs); No need to modify the original vehicle structure, can directly replace the OEM lock body; Equipped with 8.8 grade high-strength installation screws (M5 × 16mm, torque 8-12N · m).

5. Safety and authentication parameters: Built in door closing force detection sensor (sensitivity ± 0.5mm, triggering vehicle warning when the door is not tightly closed); Anti drilling performance ≥ 5 minutes (with a 4mm thick anti drilling steel plate embedded in the lock core); Compliant with ISO 15408-3 (standard for automotive anti-theft components) and ROHS environmental certification; Before leaving the factory, 100% opening and closing tests and waterproof tests are conducted, with a defect rate of ≤ 0.02%.

Product Uses

Here are specific application scenarios of Left front door lock:

1. Scenario of original car lock aging/malfunction replacement

Suitable for vehicles over 3 years old, with left front door lock stuck, electric unlocking malfunctioning, or mechanical key difficult to turn. Replacing the Left front door lock can directly restore smooth opening and closing, solving the problem of "locking" caused by lock core wear and spring fatigue. There is no need to replace the door as a whole, ensuring low-cost convenience for daily boarding and alighting.

2. Outdoor high-frequency parking anti-theft scenarios

For users who frequently park on the roadside or in shopping mall parking lots, the Grade 6 anti-theft lock core and 3000N anti pry lock body can resist theft methods such as pry locks and drilling holes (passed the 5-minute anti drill test). Compared to ordinary locks, it can reduce the risk of vehicle theft by 80% and is the preferred high security left front door lock for urban commuters.

3. Durable scenarios in extreme weather conditions

In environments with low temperatures of -40 ℃ in the north or heavy rainfall in the south, ordinary locks are prone to freezing, rusting, and jamming. The lock body is temperature resistant to -40 ℃ -80 ℃, with EPDM seals reaching IP65 waterproof level. After 1000 hours of salt spray testing, there is no rust, and unlocking in winter does not cause jamming or water ingress during the rainy season. It is suitable for vehicles in special climate areas.

4. Multiple vehicle repair scenarios in auto repair shops

When the auto repair shop receives multiple brand car models, the lock is 95% compatible with the original car hole position, without the need for drilling/cutting. The matching screws and washers are complete, and installation only takes 20 minutes. 0.02% low defect rate reduces rework and improves the repair efficiency of left front door lock replacement.

5. Security protection scenarios for household users

Equipped with a door closing force detection sensor, if the car door is not tightly closed (deviation ≥ 0.5mm), it will trigger a vehicle warning to avoid safety hazards caused by the door not being locked when traveling with children. Built in 150-200mm emergency unlocking cable, which can be opened from the interior panel in case of power failure, meeting the dual needs of home users for safety and convenience.

Product Operate Guide

1. Preparation before installation: Confirm that the lock model matches the vehicle model, prepare a Phillips screwdriver and a buckle screwdriver, disconnect the negative terminal of the vehicle battery (to prevent short circuit), remove the interior panel of the left front door (pay attention to hiding the buckle to avoid breakage), and expose the old lock body.

2. Disassemble the old lock: Unscrew the fixing screws (usually 3-4) of the old lock, unplug the connected wire plug (note the position of the plug), gently remove the old lock, clean the installation position dust, and check whether the wiring harness is intact.

3. Install new lock: Align the new lock with the installation hole, plug in the wire plug, and screw in the screws (diagonally tighten step by step, torque 8-12N · m) to ensure that the lock body is in contact with the car door without looseness or jamming.

4. Testing and resetting: Reinstall the interior panel, connect the negative terminal of the battery, test the electric/manual unlocking (3 times each), confirm smooth operation without jamming, close the door and check if it is locked (if the vehicle warning light is not on, it is normal).

FAQ

Q1: Are you manufacturing company?

A: Yes. We are factory, located in Guangzhou. Our factory has certificate of lATF 16949.

Q2: What are your main products?

A: We have steering rack ,steering pump ,wheel hub and bearing ,drive shaft ,alternator,control arm and so on.

Q3: What is the lead time?

A: lt takes 3-7 days when stock is available, and 15-40 days when out of stock.

Q4: What is the warranty?

A: Our guarantee period is 60,000 kilometers or 1 year.

Q5: Do you have samples?

A: Yes, we have samples available. For bulk orders, please inquiry us for more details.