Cub Cadet PRO X 648
Commercial mower · Model 53FI8CSFA50 · Commercial-duty · Gas
The Cub Cadet PRO X 648 is a commercial-grade gas commercial mower, built for daily commercial mowing, with a 48-inch deck and a 726cc engine making 22 hp. It weighs 1015 lb (460.4 kg).
At a glance
Engine
| Power Source | gas |
|---|---|
| Engine Make | Kawasaki® |
| Displacement | 44.3 ci (726 cc) |
| Engine Power | 22 hp |
| Cylinders | 2 |
| Engine Model | FX Series 691V |
| Start Type | Ignition Key |
Deck
| Cutting Width | 48 in (1219 mm) |
|---|---|
| Blades | 3 |
| Deck Construction | 10 ga shell w/ 7 ga top & bottom reinforcement |
| Max Cut Height | 4.5 in (114 mm) |
| Min Cut Height | 1.5 in (38 mm) |
Drive
| Transmission | 12cc Hydro-Gear® pumps / 240cc Parker® wheel motors |
|---|---|
| Ground Speed | 10 mph |
| Reverse Speed | 5 mph |
Dimensions
| Weight | 1015 lbs (460.4 kg) |
|---|---|
| Fuel Capacity | 7.5 gal (28.4 L) |
Professional use
How the PRO X 648 fits commercial and high-acreage work, from the specs we have. Duty class: Commercial.
Productivity computed from deck width and ground speed. Compare on the calculator ›
| Deck width | 48 in |
|---|---|
| Engine make | Kawasaki® |
| Engine displacement | 726 cc |
| Engine power | 22 hp |
| Transmission | 12cc Hydro-Gear® pumps / 240cc Parker® wheel motors |
| Drive type | not specified by manufacturer |
| Ground speed | 10 mph |
| Cut-height range | 38 mm – 114 mm |
| Fuel capacity | 28.39 L |
| Weight | 460.404 kg |
| Warranty | not specified by manufacturer |
| Commercial warranty | not specified by manufacturer |
| Deck construction | 10 ga shell w/ 7 ga top & bottom reinforcement |
| Deck gauge | not specified by manufacturer |
| Spindle type | not specified by manufacturer |
| Frame construction | not specified by manufacturer |
| Anti-scalp rollers | not specified by manufacturer |
| Drive tire size | not specified by manufacturer |
| Seat type | not specified by manufacturer |
| Dealer network | not specified by manufacturer |
See the Cub Cadet commercial pro hub › · Professional buying hub ›
Similar models
Other commercial mowers with comparable specs — including other brands — that buyers cross-shop with the PRO X 648.
Specs verified against the manufacturer spec sheet on Jun 6, 2026 — cubcadet.com.
Independent reference database. Specs compiled from manufacturer sources and normalized for comparison; verify with the manufacturer or dealer before purchase.
Source: Cub Cadet (manufacturer) · archived copy