Let's take a closer look at the UDIRC RC Car Copper Motor Gear 16T 0.6M also known as the SG 1603-036 spare part.
This copper motor gear promises to be a reliable replacement for the SG 1601 RC Car's original gear.

In practice this product delivers on its promise of being a perfect fit for the SG 1603 model. Made of high-quality copper material and designed with precision, this gear ensures smooth and efficient functioning of the car's motor. The gold color adds a touch of style to the car's overall appearance.

It's worth noting that this product may not be compatible with other RC car models apart from the SG 1603. The only real drawback is that the product does not come with screws for installation which may cause inconvenience for some users.

Overall the UDIRC RC Car Copper Motor Gear 16T 0.6M is an excellent choice for SG 1603 owners looking for a reliable replacement for their car's motor gear. With its high-quality copper material and precision design, this gear sets a new standard for spare parts in the market. Despite the lack of screws for installation, this product is a game-changer in ensuring smooth and efficient functioning of the RC car's motor.