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 6,000 products and 10 million annual units.

7,000_+varieties

Product Range

10_{million assemblies}

Annual Capacity

25,000_㎡

Floor Area

ASSP

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

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VIK

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

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JINNA

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

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Product Series

Stamped Idler Arm

OE: 4853003W05

Material: Forged Steel

Forged/Cast Idler Arm

OE: 13471378

Material: Ductile Iron

Tie Rod Assembly

OE: 52390SDAA01 52390SDBA01

Material: Forged Steel

Center Link

OE: 0322126

Material: Forged Steel

Tie Rod End Adjusting Sleeve

OE: 12309226

Material: alloy steel

Pitman Arm

OE: 7849562

Material: Forged Steel

Rack End

OE: F2DZ3280A

Material: alloy steel

Rack End

OE: 1J0422807B

Material: alloy steel

Rack End

OE: LR019117

Material: alloy steel

Lateral Arm

OE: LR019117 RGD500083

Material: Low carbon steel+alloy steel

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Front Axle Assy.

Functions: 2WD/4WD shift

Applicable Displacemnet: 700CC～1000CC

Knuckle Assy.

Applicable Displacemnet: 400CC～1000CC

Weight: 3.52kg

Knuckle Assy.

Applicable Displacemnet: 400CC～1000CC

Weight: 3kg

Electric Rear Axle Assy.

Functions: Differential Lock

Ratio: 81/47×47/21×33/9=14.143

Electric Rear Axle Assy.

Functions: Differential Lock

Ratio: 1st Gear 11.28, 2nd Gear 22.12

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、Electronic Parking Brake

Ratio: 103/47×47/29×33/9=13.02

Rear Axle Assy.

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

Applicable Displacemnet: 1000CC

Rear Axle Assy.

Functions: Differential Lock

Applicable Displacemnet: 700CC～1000CC

Rear Axle Assy.

Functions: Non-differential

Applicable Displacemnet: 500CC～1000CC

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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?

What does Taizhou Aoxingna Machinery Co., Ltd. do?

Established in 1995, Taizhou Aoxingna Machinery is a National High-Tech Enterprise specializing in automotive steering and suspension components. ASSP serves both OE customers and the global aftermarket with integrated manufacturing solutions.
Where is Aoxingna headquartered and what are your production bases?

Headquartered in Yuhuan, Zhejiang. ASSP operates manufacturing bases in Zhejiang, Chongqing and Thailand, with a total plant area of over 100,000 sqm.
How many employees do you have and what is your annual production capacity?

ASSP has 500+ employees and an annual production capacity exceeding 20 million assemblies of steering and suspension parts.

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