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Shopping for 2003-Toyota-Matrix
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2003 Toyota Matrix Steering Knuckle Assembly

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Front Passenger Steering Knuckle AssemblyFront Passenger Steering Knuckle Assembly
A-Premium®
Front Passenger Steering Knuckle Assembly for Toyota Matrix 03-06 L4 1.8L AWD
$180.99
Only 1 item left in stock
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3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2003 Toyota Matrix
Item LocatedCanada
Quantity1
Installation PositionFront Right Passenger Side
MaterialSteel
ColorBlack
Part interchange
686-246, 4321112440, 4350232080, 4778112240, 9008036136
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Front Driver Steering Knuckle Assembly
A-Premium®
Front Driver Steering Knuckle Assembly for Toyota Matrix 03-06 L4 1.8L AWD
$180.99
Quantity Less than 4
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2003 Toyota Matrix
Item LocatedCanada
Quantity1
Installation PositionFront Left Driver Side
MaterialSteel
ColorBlack
Part interchange
686-247, 43212-12390, 4321212390, 4350232080, 4778212240, 9008036136
Show less
Front Driver Steering Knuckle & Wheel Hub Bearing Assembly
A-Premium®
Front Driver Steering Knuckle & Wheel Hub Bearing Assembly for Toyota Matrix
$178.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2003 Toyota Matrix
Item LocatedCanada
Quantity1
Installation PositionFront Left Driver Side
MaterialSteel
ColorBlack
Part interchange
4321212370, 43502-32080, 47782-12240, 90080-36136, 9052179002, 698-385
Show less
Front RH Steering Knuckle & Wheel Hub Bearing Assembly
A-Premium®
Front RH Steering Knuckle & Wheel Hub Bearing Assembly for Toyota Matrix 03-08
$178.99
Edit ZIP code
3-year warranty
90 days free return
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2003 Toyota Matrix
Item LocatedCanada
Quantity1
Installation PositionFront Right Passenger Side
MaterialSteel
ColorBlack
Part interchange
4321112420, 43502-32080, 47781-12240, 90080-36136, 9052179002, 698-384
Show less

What is a steering knuckle assembly?

A steering knuckle assembly is a key component of a vehicle's steering and suspension system. It is essentially a connection point between the wheel and the suspension, allowing the wheel to turn left and right while also supporting the weight of the vehicle. The steering knuckle assembly is located at the front of the vehicle, and it contains several important parts including the hub, spindle, bearings, and steering arm. When the driver turns the steering wheel, the steering system uses various mechanical linkages and hydraulic components to transfer that motion to the steering knuckle assembly, causing the wheels to turn accordingly. The steering knuckle assembly also helps absorb shock and vibration from the road, providing a smoother ride for the driver and passengers.steering knuckle assembly diagram

Common reasons for steering knuckle assembly failure

Steering knuckle assemblies can fail due to a variety of factors, including excessive wear and tear over time, lack of proper lubrication leading to increased friction, impact damage from driving over road hazards, corrosion from environmental exposure, improper installation or maintenance, manufacturing defects, overloading the vehicle beyond its capacity, and suspension modifications that place additional stresses on the system. 

A-Premium steering knuckle: Steering you to a smoother drive

Engineered to high standards, A-Premium's steering knuckle assemblies deliver uncompromising durability, responsiveness, and safety to elevate your driving experience. Featuring corrosion-resistant components and a robust, well-integrated design, our products maintain peak performance over the long haul, minimizing maintenance needs while providing precise, confident maneuvering even in demanding conditions. Trusted for their seamless compatibility and hassle-free installation, A-Premium steering knuckle assemblies empower drivers to enjoy a smoother, more reliable ride, backed by our commitment to quality. Elevate your vehicle's performance with our reliable, high-performing solution. In addition to offering a 90-day free return policy and a 3-year warranty, our customer service team is available 24/7 to assist you.