| MODEL | TM55 | TM65 | 
| Displacement | 550 cm³/ 33.56in³ per rev. | 635cm³/ 33.56in3 per rev. | 
| Technology | Heavy duty swash plate | |
| Number of Cylinders | 14 (7 double-headed pistons) | |
| Range | 600-4000 rpm | |
| Direction of Rotation | clockwise viewed from clutch | |
| Bore | 38.5mm (1.52 in) | |
| Stroke | 33.7 mm (1.30 in) | 38.9 mm (1.53 in ) | 
| Refrigerant | HFC-134a | |
| Oil | ZXL 100 PG PAG oil 1500 cc/ 0.40 gal (POE option) | |
| Weight | 18.1kg /39.9 lbs (w/o clutch ) | |
| Mount | Direct (side or base) | |
| Dimensions(length-width-height) | 341*194*294mm / 13.4*7.64*9.33in | |
| Lubrication system | Lubrication by gear pump | |
| Shaft seal | Lip seal type | |
                        
Tips: As valeo TM55 & TM56 compressor have the same dimensions, the best way to differentiate them quickly is by referring to the name plate. Therefore in order to ensure that the valeo TM55 & TM65 compressor operates smoothly, please be careful to respect the indications written on the name plate located on top the compressor body.                         
1. In the off season of air conditioning system, operate the compressor for a few minutes from time to time.