Wright Autonomous ZK 72 61G8
Commercial mower · Model WSZK72M61G83BR · Commercial-duty · Gas
The Wright Autonomous ZK 72 61G8 is a commercial-grade gas commercial mower, built for daily commercial mowing, with a 72-inch deck and a 993cc engine making 40 hp. It weighs 1201 lb (544.8 kg).
At a glance
Engine
| Power Source | gas |
|---|---|
| Engine Make | Briggs & Stratton |
| Displacement | 60.6 ci (993 cc) |
| Engine Power | 40 hp |
| Engine Model | 61G8 |
| Fuel Type | Gasoline |
| Start Type | Electric |
Deck
| Cutting Width | 72 in (1829 mm) |
|---|---|
| Blades | 3 |
| Deck Material | 7 Gauge |
| Deck Construction | Floating-Mulch |
| Deck Gauge | 7 |
| Max Cut Height | 5.5 in (140 mm) |
| Min Cut Height | 1.5 in (38 mm) |
Drive
| Transmission | Hydro |
|---|---|
| Ground Speed | 12.5 mph |
| Reverse Speed | 7 mph |
Dimensions
| Weight | 1201 lbs (544.8 kg) |
|---|---|
| Fuel Capacity | 15.5 gal (58.7 L) |
| Length | 72 in (1829 mm) |
Professional use
How the Autonomous ZK 72 61G8 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 | 72 in |
|---|---|
| Engine make | Briggs & Stratton |
| Engine displacement | 993 cc |
| Engine power | 40 hp |
| Transmission | Hydro |
| Drive type | not specified by manufacturer |
| Ground speed | 12.5 mph |
| Cut-height range | 38 mm – 140 mm |
| Fuel capacity | 58.67 L |
| Weight | 544.77 kg |
| Warranty | not specified by manufacturer |
| Commercial warranty | not specified by manufacturer |
| Deck construction | Floating-Mulch |
| Deck gauge | 7 ga |
| 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 |
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Similar models
Other commercial mowers with comparable specs — including other brands — that buyers cross-shop with the Autonomous ZK 72 61G8.
Specs verified against the manufacturer spec sheet on Jun 6, 2026 — wrightmfg.com.
Independent reference database. Specs compiled from manufacturer sources and normalized for comparison; verify with the manufacturer or dealer before purchase.
Source: Wright (manufacturer) · archived copy