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IATF 16949 Certified Gear Manufacturer · Chongqing, China
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Precision Transmission Gears, Forged to Last

Planetary gears, sun gears, gear blanks and forged components for automotive, truck, tractor and new-energy transmissions.

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Self-Developed Precision Forging: +20% Strength

13 forging lines with closed-die forging and isothermal normalizing — 30% shorter lead time, one-stop from blank to finished gear.

Custom GearsOur Capability

67,000 m² Dual Bases · 30,000 Tons a Year

Chongqing and Ma'anshan facilities, 300+ CNC machines and an IATF 16949 quality system, supplying Fast Gear, JAC and global distributors.

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30+
Years of Forging
67,000m²
Dual Production Bases
300+
CNC Machines
30,000T
Annual Output
Product Center

Transmission Gear Solutions by Category

39 standard series across finished gears, gear blanks and precision forged parts — plus full custom development from your drawings.

Gears

Spur, helical, planetary and shaft gears for passenger car, commercial truck and tractor transmissions.

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Gear Blanks

Forged disc and shaft blanks with stable grain flow — a consistent starting point for every gear line.

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Forged Gears

Closed-die forged gears and shafts with refined tooth structure, ready to machine or delivered finished.

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Planetary Gear (A) — Gears by Luchi Gears
Gears

Planetary Gear (A)
Spur Gear — Gears by Luchi Gears
Gears

Spur Gear
Forged Reverse Idler Gear — Forged Gears by Luchi Gears
Forged Gears

Forged Reverse Idler Gear
Clutch Shaft Blank — Gear Blanks by Luchi Gears
Gear Blanks

Clutch Shaft Blank

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Why Luchi

Engineering Strength You Can Audit

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Self-Developed Forging

Proprietary precision forging raises gear strength by 20% and shortens lead time by 30% versus conventional processes.

✓

IATF 16949 Quality

Certified automotive quality system with full lot traceability; PPAP and inspection reports on request.

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One-Stop Production

Forging, isothermal normalizing, heat treatment, CNC machining and gear grinding — all in-house.

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Mass-Capacity Supply

30,000 tons annual output and 6 million gears per year across four group plants.

Custom Gears From Your Drawing

Send 2D/3D drawings or samples. Our engineers return a manufacturability review and quotation within 24 hours.


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≤8Module
325 mmMax Diameter
GB/T 6Accuracy
500MOQ
35 daysLead Time
Luchi Machinery factory with rooftop solar panels, Chongqing
About Us

30 Years From a Workshop to a Gear Group

Founded in 1994, Zhonglu Group today integrates forging, gear machining and precision forging across Chongqing and Anhui. Chongqing Luchi Machinery, established in 2006, is the group's export-facing transmission gear manufacturer.

  • Four plants, 300+ employees, assets over RMB 100 million
  • 6 million gears annual capacity at Zhongjin Gear (est. 2022)
  • Rooftop photovoltaic power since 2023
  • Anhui Shengjie Precision Forging base started in 2025
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Gear Knowledge

Industry Insights & Gear Technology

New Energy · 2026-10

How EV Reduction Gearboxes Differ From Traditional Transmissions

Single-speed reduction replaces multi-gear shifting — and that changes what matters in the gear itself: noise, accuracy and surface quality move to the top of the list.
Truck · 2026-09

Planetary Gears in Heavy-Truck Transmissions: A Buyer's Guide

What distributors and tier-one buyers should verify before placing a planetary gear order — from material certification to contact pattern.
Material · 2026-08

20CrMnTi vs 42CrMo: Choosing Gear Steel for Forged Components

Carburising behaviour, core hardness, hardenability and cost — a practical comparison for gear procurement engineers.

All Articles →
Contact Us

Get Your Quotation in 24 Hours


  • 📧Email
    [email protected]
  • 📱WhatsApp / Mobile
    +852 9352 2299 · +86 185 7557 3936
  • 📍Sales Office (Chongqing)
    No.31 Jinzhu Street, Yudong, Banan District, Chongqing, China
  • 🏭Factory
    Yingheqiu Community, Haitang Village, Jieshi Town, Chongqing, China
    Hanshan Economic Development Zone, Ma'anshan, Anhui, China

We reply within one working day. Your drawings and data stay confidential.