What Is a Car Jack?
A car jack is a mechanical device used to lift a vehicle off the ground for tire changes, brake work, suspension repairs, and undercarriage access. Choosing the right jack for your vehicle and application is critical for both safety and efficiency. Never work under a vehicle supported only by a jack — always use jack stands for any work that requires time under the car.
Types of Car Jacks
1. Scissor Jack
The scissor jack is the compact emergency jack included with most vehicles. A threaded screw mechanism raises and lowers the diamond-shaped frame. Lightweight and portable, it's designed for roadside tire changes only — not for extended use or shop work. Always use on a flat, stable surface.
2. Floor Jack (Trolley Jack)
The floor jack is the standard tool for home garages and professional shops. A hydraulic pump raises the saddle quickly with minimal effort. Available in 2-ton, 3-ton, and heavier capacities, with low-profile versions for sports cars. Fast, stable, and easy to position under the vehicle.
3. Bottle Jack
The bottle jack is a compact hydraulic jack with a vertical cylinder design. It has a higher lifting capacity in a smaller footprint than a floor jack, making it ideal for trucks, SUVs, and off-road vehicles. Less stable on uneven surfaces than a floor jack.
4. Hi-Lift Jack (Farm Jack)
The hi-lift jack is a versatile mechanical jack for off-road recovery. It can lift, push, pull, and clamp, making it invaluable for 4WD recovery situations. Requires a flat, stable base and careful operation — it can be dangerous if used incorrectly.
5. Transmission Jack
The transmission jack is a specialized tool for removing and installing transmissions, differentials, and other heavy drivetrain components. Its adjustable saddle and low profile allow precise positioning under the vehicle.
Safety First
Always use jack stands after lifting — never rely on a jack alone to support a vehicle you're working under. Use the correct jack points specified in your vehicle's owner manual. Work on a flat, hard surface. Engage the parking brake and chock the wheels before lifting.
Choosing the Right Car Jack
Match the jack's capacity to your vehicle's weight (check the owner's manual). For home garage use, a 3-ton floor jack handles most passenger cars, trucks, and SUVs. For emergency use, ensure your scissor jack is in good condition and stored properly in your vehicle.
Care and Maintenance
Check hydraulic fluid level annually and top up with jack oil as needed. Inspect for leaks around the cylinder and pump. Store in a dry location to prevent rust. Test the jack before each use by lifting and checking for smooth, stable operation.
Browse our full Car Jack collection and lift every vehicle safely and confidently.