| Model | Size | Ceiling Hieght | GVWR | Payload | Axle |
| ES581 | 5x8 | 54" | 2000 | 1300 | Single |
| ES5101 | 5x10 | 54" | 2000 | 1200 | Single |
| ES6101 | 6x10 | 66" | 2990 | 1945 | Single |
| ES6121 | 6x12 | 66" | 2900 | 1775 | Single |
| ES6141 | 6x14 | 66" | 2990 | 1605 | Single |
| ES6122 | 6x12 | 72" | 7000 | 5600 | Single |
| ES6142 | 6x14 | 72" | 7000 | 5400 | Single |
| ES6162 | 6x16 | 72" | 7000 | 5200 | Single |
| ES7122 | 7x12 | 72" | 7000 | 5400 | Single |
| ES7142 | 7x14 | 72" | 7000 | 5200 | Single |
| ES7162 | 7x16 | 72" | 7000 | 5000 | Single |
| ES7182 | 7x18 | 72" | 7000 | 4800 | Single |
| ES7202 | 7x20 | 72" | 7000 | 4545 | Single |
| ES8142 | 8x14 | 72" | 7000 | 4955 | Tandem |
| ES8162 | 8x16 | 72" | 7000 | 4855 | Tandem |
| ES8182 | 8x18 | 72" | 7000 | 4700 | Tandem |
| ES8202 | 8x20 | 72" | 7000 | 4595 | Tandem |
| ES8222 | 8x22 | 72" | 7000 | 4390 | Tandem |
| ES8242 | 8x24 | 72" | 7000 | 4245 | Tandem |
| ES8262 | 8x26 | 72" | 10000 | 6520 | Tandem |