After replacing the rack and pinion, one of the most important steps is to perform a four-wheel alignment. The four-wheel alignment is not only to ensure the correct alignment of the wheels, but also to ensure that the geometric relationship of the steering system is accurately calibrated.

Given the strict requirements of F1 cars for the steering system, the application of traditional rack and pinion steering systems in F1 cars is not entirely applicable. However, the steering system of F1 cars can still be regarded as a high-performance variant of the rack and pinion system.

For novices, one of the most important challenges is the lack of practical operating experience. Replacing the power steering rack and pinion is a delicate job, and any operational error can cause the entire system to operate abnormally.

Bent or damaged rack and pinion steering will cause it to no longer cooperate accurately with other components. At this time, the steering system will become heavy or slow to respond, and the driver will need to exert more force to turn the steering wheel.

The work of the steering rack and pinion involves a lot of friction and mechanical stress. If these metal parts are not adequately lubricated after long-term use or dry-grip due to lack of power steering fluid, they will gradually wear or produce gaps. These wears will destroy the sealing of the rack system and allow hydraulic oil to leak from these gaps.

Energy saving and high efficiency Compared with hydraulic power steering systems, electric rack and pinion systems do not rely on the engine to drive the hydraulic pump, but are powered by electric motors.

Single Lever Steering Systems The earliest automotive steering systems were very simple, usually using a single lever to control the direction. This design is similar to the steering principle of a ship's rudder or a horse-drawn carriage, which achieves the steering of the vehicle by changing the angle of the front wheels.

Spur gears are the most common type of gears, with a straight tooth shape and a tooth surface parallel to the rotation axis of the gear. Spur gears are mainly used to transmit power between parallel axes. In a rack and pinion system, spur gears usually mesh with racks to convert rotational motion into linear motion.

Although rack and pinion steering systems are very popular in ordinary road vehicles, their application in NASCAR cars is relatively limited. NASCAR cars generally do not use rack and pinion steering systems, but continue to rely on recirculating ball steering systems.

Positive locking means that in a rack and pinion steering system, a specially designed locking device is used to automatically lock or limit the steering angle under certain conditions to prevent the vehicle from oversteering or steering out of control.