Front axle arm & steering knuckle for Toyota Fortuner GUN156L - Genuine parts (2024)

FAQs

What is a steering knuckle called? ›

In automotive suspension, a steering knuckle or upright is that part which contains the wheel hub or spindle, and attaches to the suspension and steering components. The terms spindle and hub are sometimes used interchangeably with steering knuckle, but refer to different parts.

Steering knuckle measuring quick-checks are done very similar to those for a strut cartridge. A straightedge is placed against the hub or brake rotor and measurements are made from the straightedge to points on the steering knuckle. If the brake rotor is used, ensure that it is held tightly to the hub with lug nuts.

The steering knuckle is one of the components that make up the automotive steering system. It contains wheel hubs (or spindles) and attaches to the suspension and steering components of a vehicle to transfer the movements of a steering wheel to the front wheels.

The average cost for a Steering Knuckle Replacement is between $673 and $718. Labor costs are estimated between $171 and $215 while parts are typically priced around $503. This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed.

A forged joint that usually includes the spindle and steering arm, allowing the wheel to pivot, is known as a Steering Knuckle. It is a forged component that holds the assembly of the suspension, steering, axle, brakes and wheel hub together.

Steering knuckles can also become damaged following a collision. If that happens, the deformed knuckle will need to be replaced.

Knuckles can cause many handling problems when damaged. For example, your vehicle could begin to pull to one side, squeal when turning, and/or the steering wheel could shake or fail to return to center when driving straight.

Broken knuckle symptoms

A fracture can leave your knuckle and the surrounding parts of your hand feeling sore or tender. It might hurt to bend your fingers or make other hand movements. You might not be able to move the affected finger at all. The knuckle might look concave or sunken.

As long as you don't bend or break it in an accident it should outlast the rest of the car. They are exceptionally sturdy. Tie rod ends, brakes, ball joints, all things bolted to the knuckle, will all wear out, but the knuckle should last.

A key part of the suspension, the knuckle contains the wheel hub or spindle.

What holds the steering knuckle to the lower control arm? ›

The bottom of the lower control arm is supported by a threaded bushing and pivot pin so caster can be adjusted. The steering knuckle is held to the steering knuckle support by the kingpin.

The knuckle, also known as the spindle, is the suspension component that houses the wheel bearing, and the connection between the wheel and the suspension system. In the past, knuckles typically were made of steel, but today they're more commonly made of aluminum or another lightweight alloy to save weight.

The upper and lower control arms work together to control the vertical movement of the suspension. The upper control arm attaches to the frame or subframe and the steering knuckle, while the lower control arm attaches to the frame or subframe and the lower ball joint.

- Al Alloy, Grey cast iron, AISI 4340, Magnesium alloy - Structural steel is the best material for steering knuckles.

Brass knuckles (also referred to as brass knucks, knuckledusters, iron fist and paperweight, among other names) are a melee weapon used primarily in hand-to-hand combat. They are fitted and designed to be worn around the knuckles of the human hand.

Each metacarpal bone connects to one finger or a thumb at a joint called the metacarpophalangeal joint, or MCP joint. This joint is commonly referred to as the knuckle joint. The bones in our fingers and thumb are called phalanges. Each finger has 3 phalanges separated by two joints.

If the ball pin hole in the knuckle shows signs of excessive wear, corrosion or distortion, the knuckle should be replaced. Also check for signs of wear on the taper of the ball pin, which could also indicate a worn knuckle that needs replacement.

Punching techniques in karate are called tsuki or zuki. Contact is made with the first two knuckles (seiken). If any other part of the hand is used to strike with, such as the back of the fist (uraken) or the bottom of the fist (tetsui), then the blow is classified as a strike (uchi).