Reference

Jack stand sizing reference

Worked GVWR examples and class checks for common US sedan, SUV, and light-truck jack stand screens.

Required ≈ (GVWR ÷ 2) × 1.5. Terrain is not used on this site.

Details

Never work under a vehicle supported only by a floor jack.

Tools

4,000 × 0.75 = 3,000 → 3 ton (6,600 lb) pair.

Details

Enter gvwr 4000.

Tools

6,000 × 0.75 = 4,500 → still 3 ton (6,600 lb) pair.

Details

Enter gvwr 6000.

Guides

8,800 × 0.75 = 6,600 → lands on the 3 ton ceiling.

Details

Many owners still prefer 6 ton for extra margin.

Tools

9,000 × 0.75 = 6,750 → 6 ton (13,000 lb) pair.

Details

Enter gvwr 9000.

Reference

18,000 × 0.75 = 13,500 exceeds the 13,000 lb ceiling.

Details

Do not force a 13k class for this load.

Guides

Guides, calculator, and comparisons.