John Deere X370Lawn Tractor with 42-inch Deck
Riding (Lawn Tractor) mower · Model X370 · Prosumer-duty · Gas
The John Deere X370Lawn Tractor with 42-inch Deck is a prosumer-grade gas lawn tractor, built for large residential properties and acreage, with a 42-inch deck and a 726cc engine making 21.5 hp. It weighs 570 lb (258.6 kg).
At a glance
Engine
| Power Source | gas |
|---|---|
| Displacement | 44.3 ci (726 cc) |
| Engine Power | 21.5 hp |
| Cylinders | 2 |
| Engine Model | FR651V |
| Fuel Type | Gasoline |
Deck
| Cutting Width | 42 in (1067 mm) |
|---|---|
| Min Cut Height | 1 in (25 mm) |
| Max Cut Height | 4 in (102 mm) |
| Deck Material | 12 gauge0.105 in.2.7 mm |
| Deck Construction | Stamped steel deck shell |
| Deck Gauge | 12 |
| Discharge | Side discharge |
Drive
| Transmission | K57 hydrostatic integrated with transaxle |
|---|---|
| Ground Speed | 5.8 mph |
| Drive Tire Size | 20x10-8 |
| Drive System | Electric power take-off (PTO) clutch, in-line belt |
| Reverse Speed | 3.5 mph |
Dimensions
| Weight | 570 lbs (258.6 kg) |
|---|---|
| Fuel Capacity | 3.3 gal (12.5 L) |
| Length | 71.5 in (1817 mm) |
| Height | 49 in (1244 mm) |
Commercial / Pro
| Frame Construction | Welded heavy-duty |
|---|---|
| Seat Type | Cut-and-sewn high-back |
General
| Bagger Capacity | 7 bu (247 L) |
|---|---|
| Warranty | 4 yr |
Productivity & acreage
X370Lawn Tractor with 42-inch Deck deck width, ground speed and computed acres-per-hour, from the specs we have. Duty class: Prosumer — A higher-capacity homeowner machine for larger properties and acreage.
Productivity computed from deck width and ground speed. Compare on the calculator ›
| Deck width | 42 in |
|---|---|
| Engine make | not specified by manufacturer |
| Engine displacement | 726 cc |
| Engine power | 21.5 hp |
| Transmission | K57 hydrostatic integrated with transaxle |
| Drive type | not specified by manufacturer |
| Ground speed | 5.8 mph |
| Cut-height range | 25 mm – 102 mm |
| Fuel capacity | 12.5 L |
| Weight | 258.55 kg |
| Warranty | 4 |
| Commercial warranty | not specified by manufacturer |
| Deck construction | Stamped steel deck shell |
| Deck gauge | 12 ga |
| Spindle type | not specified by manufacturer |
| Frame construction | Welded heavy-duty |
| Anti-scalp rollers | not specified by manufacturer |
| Drive tire size | 20x10-8 |
| Seat type | Cut-and-sewn high-back |
| Dealer network | not specified by manufacturer |
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Similar models
Other riding (lawn tractor) mowers with comparable specs — including other brands — that buyers cross-shop with the X370Lawn Tractor with 42-inch Deck.
Specs verified against the manufacturer spec sheet on Jun 6, 2026 — deere.com.
Independent reference database. Specs compiled from manufacturer sources and normalized for comparison; verify with the manufacturer or dealer before purchase.
Source: John Deere (manufacturer) · archived copy