| EC55B | 2005 specifications | 
| Engine | 4TNV94L-XVC1 | 
| Engine rate output, at r/s (r/min) | 35 (2 100) | 
| ...ISO 9249, kW (hp) | 37 (50) | 
| Overall width, m | 1,92 | 
| Boom offset left/right, ° | 80/50 | 
| Reach at ground level, | |
| ... short/long arm, m | 6,0/6,3 | 
| Digging depth, | |
| ... short/long arm, m | 4,0/4,4 | 
| Dumping height, | |
| ... short/long arm, m | 4,1/4,3 | 
| Bucket digging force, daN | 4 070 | 
| Dipper tear-out force, daN | 2 730 | 
| Operating weight, | |
| ... with rubber tracks, t | 5,20 | 
| ... with steel tracks, t | 5,35 |