ASSP - Taizhou ASSP Machinery Co., Ltd.

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OE

Steering & Suspension Expert

Founded in 1995, ASSP is a certified high-tech leader in automotive steering and suspension parts, serving global markets with over 8,000 products and 10 million⁺ annual units.

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8,000_+varieties

Product Range

10_{million assemblies}

Annual Capacity

100,000_㎡

Floor Area

ASSP

Suspension & Steering Parts – 10 million units/year capacity.

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VIK

Full SKU Range. Ready Stock Available. Let’s Grow Together.

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JINNA

Specialist in EV transmission & ATV axle assemblies – 400,000 units/year capacity.

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Product Series

Stamped Control Arm

OE: 545011FU0A

Material: Sheet Metal

Forged Steel Control Arm

OE: 20924215

Material: Forged Steel

Casted Control Arm

OE: GB5Z3079G

Material: Cast Steel

Forged Aluminum Control Arm

OE: 545009N00A

Material: Forged Aluminium

Cast Aluminum Control Arm

OE: 4L3Z3079BA

Material: Cast Aluminium

Stabilizer Link, Same Direction 180°

OE: 4882006060 4882006061

Material: alloy steel

Ball Joint, Three Holes On Body

OE: 51230SNAA02

Material: Forged Steel

Tie Rod End, Internal Thread

OE: 307419801

Material: Forged Steel

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Standard

Max Allowable Torque: 800N.m

Weight: 2.5kg

Planet& Side Gear Set

Ratio: 10:16

Tooth Ratio: 10:16

Planet& Side Gear Set

Ratio: 9:13

Tooth Ratio: 9:13

Planet& Side Gear Set

Ratio: 9:14

Tooth Ratio: 9:14

Differential Lock

Functions: Differential Lock

Max Allowable Torque: 1200N.m

Differential Lock

Functions: Differential Lock

Max Allowable Torque: 800N.m

Differential Lock

Max Allowable Torque: 6000N.m

Weight: 9.5kg

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Front Axle Assy.

Functions: 2WD/4WD shift

Applicable Displacemnet: 700CC～1000CC

Front Axle Assy.

Functions: Differential Lock、2WD/4WD shift

Applicable Displacemnet: 1000CC

Rear Axle Assy.

Functions: Non-differential

Applicable Displacemnet: 500CC～1000CC

Rear Axle Assy.

Functions: Differential Lock

Applicable Displacemnet: 700CC～1000CC

Rear Axle Assy.

Functions: Speed Sensor、Oil Temp Sensor、Gear Position Sensor

Applicable Displacemnet: 1000CC

Electric Rear Axle Assy.

Functions: Differential Lock、Electronic Parking Brake

Ratio: 103/47×47/29×33/9=13.02

Electric Rear Axle Assy.

Functions: Differential Lock、Electronic Parking Brake

Ratio: 1st Gear 21.920, 2nd Gear 11.179

Electric Rear Axle Assy.

Functions: Differential Lock

Ratio: 1st Gear 11.28, 2nd Gear 22.12

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Transmission Assy.

Functions: Differential Lock

Applicable Displacemnet: 2000CC

Transmission Assy.

Ratio: 33/9≈3.67

Applicable Displacemnet: 400CC～600CC

Drive Box Assy.

Ratio: 17/17=1

Applicable Displacemnet: 500CC

Transmission Assy.

Functions: Differential Lock

Applicable Displacemnet: 1000CC

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Knuckle Assy.

Applicable Displacemnet: 400CC～1000CC

Weight: 3kg

Knuckle Assy.

Applicable Displacemnet: 400CC～1000CC

Weight: 3.52kg

Knuckle Assy.

Applicable Displacemnet: 400CC～8000CC

Weight: 1kg

Hub Assy.

Applicable Displacemnet: 400CC～1000CC

Weight: 2.2kg Bolt Spec.: M10×1.25×20 Bolt Spacing: φ110

Hub Assy.

Applicable Displacemnet: 400CC～1000CC

Weight: 1.9kg Bolt Spec.: M10×1.25×20 Bolt Spacing: φ110

Hub Assy.

Applicable Displacemnet: 400CC～800CC

Weight: 1.2kg Bolt Spec.: M10×1.25×21 Bolt Spacing: φ110

Knuckle Assy.

Applicable Displacemnet: 400CC～700CC

Weight: 2kg

Knuckle Assy.

Applicable Displacemnet: 400CC～700CC

Weight: 1.8kg

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Transmission Assy.

Functions: Differential Lock

Ratio: 6.235:1

Transmission Assy.

Functions: Differential Lock

Ratio: 8.166:1

Transmission Assy.

Functions: Differential Lock

Ratio: 6.386:1

Transmission Assy.

Functions: Differential Lock

Ratio: 8.55:1

Transmission Assy.

Functions: Differential Lock

Ratio: 7.817:1

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XJT10004

Inner Diameter:φ17.6
Outer Diameter:φ37, φ39

XJT10006

Inner Diameter:φ14.5, φ16.7
Outer Diameter:φ41, φ43

XJT10009

OE:D5UZ3B177A
Inner Diameter:φ16.4

XJT10028

Inner Diameter:φ16
Outer Diameter:φ33.2, φ34

XJT10030

OE:25557622
Inner Diameter:φ17.5

XJT10035

Inner Diameter:φ26
Outer Diameter:φ54, φ56

XJT10038

OE:1370101
Inner Diameter:φ13

XJT10042

OE:52038020
Inner Diameter:φ10.5

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One-Stop Chassis System
Component Solutions

Passenger Vehicles (PV)

Full-category parts for household passenger vehicles, covering fuel-powered, hybrid, and electric models – available through both OEM supply and global aftermarket replacement channels.

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Commercial Vehicles (CV)

Heavy-duty components for logistics and transport vehicles, with high durability suited for long-haul freight and urban delivery fleet maintenance.

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Modified Vehicles (MOD)

Custom performance brake and chassis upgrade kits for track racing and personalized vehicle modification needs.

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All‑Terrain Vehicles (ATV)

Full-vehicle parts for four-wheel off-road vehicles, adapted for sand, mountain, outdoor recreation, and light utility applications.

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Utility Task Vehicles (UTV)

Components for multi-functional agricultural and forestry off-road work vehicles, featuring high load capacity and terrain-conquering performance – supplied to agricultural equipment manufacturers both domestically and internationally.

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Three Core Technologies
Two Major Innovations

100+ R&D professionals, 30+ advanced testing devices, 33 in-house chassis tests.
Partnering with top institutes. Winner of 2020 Best Quality Award from ADVANCE (USA).

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FAQ
Still have questions?

Full-Lifecycle Support Services That Cement "Why Keep Buying"

ASSP provides full-lifecycle support services, with annual updates of 200+ SKUs for new vehicle models, backed by a range of value-added services including dedicated account managers, technical consulting, and product training. From pre-sales to in-delivery and after-sales, we empower distributors with long-term, stable profitability at every stage.
Directly Addressing Two Key Industry Bottlenecks – Why Buy Now

Global auto parts distributors often struggle with inconsistent batch quality and inventory imbalances. With over 30 years of manufacturing expertise and an IATF 16949-certified closed-loop quality inspection system covering the entire production process, ASSP implements layer-by-layer quality control at every stage – from incoming material inspection and in-process patrol checks to finished product inspection and pre-shipment verification. Through traceable and stable quality control, we help customers retain their end-users and optimize inventory turnover. Today is the ideal time to establish a long-term, win-win partnership.
New Website Interactive Upgrade Clearly Streamlines the "How to Buy" Process

The new official website optimizes the entire procurement interaction process, featuring dedicated sections for brands and products, equipped with intelligent search functionality, and supporting online parameter inquiries, sample viewing, and one‑click quotation requests. Seamless integration between online consultation and offline negotiation makes procurement efficient and convenient for both domestic and overseas customers.

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