Walker Walker Model D21d
Commercial mower · Model D21d · Commercial-duty · Gas
The Walker Model D21d is a commercial-grade gas commercial mower, built for daily commercial mowing, with a 52-inch deck and a 719cc engine making 20.9 hp. It weighs 1000.9 lb (454 kg).
At a glance
Engine
| Power Source | gas |
|---|---|
| Engine Make | Kubota |
| Displacement | 43.9 ci (719 cc) |
| Engine Power | 20.9 hp |
| Fuel Type | Diesel (2-D) |
Deck
| Cutting Width | 52 in (1321 mm) |
|---|---|
| Max Cut Height | 4 in (102 mm) |
| Min Cut Height | 1 in (25 mm) |
Drive
| Transmission | Dual Hydrostatic Eaton Model 7 transmission with ductile cast iron final drive, Each Wheel Independently Driven |
|---|---|
| Ground Speed | 6.5 mph |
Dimensions
| Weight | 1001 lbs (454 kg) |
|---|---|
| Fuel Capacity | 4.7 gal (17.8 L) |
Professional use
How the Walker Model D21d 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 | 52 in |
|---|---|
| Engine make | Kubota |
| Engine displacement | 719 cc |
| Engine power | 20.9 hp |
| Transmission | Dual Hydrostatic Eaton Model 7 transmission with ductile cast iron final drive, Each Wheel Independently Driven |
| Drive type | not specified by manufacturer |
| Ground speed | 6.5 mph |
| Cut-height range | 25 mm – 102 mm |
| Fuel capacity | 17.8 L |
| Weight | 454 kg |
| Warranty | not specified by manufacturer |
| Commercial warranty | not specified by manufacturer |
| Deck construction | not specified by manufacturer |
| 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 Walker commercial pro hub › · Professional buying hub ›
Similar models
Other commercial mowers with comparable specs — including other brands — that buyers cross-shop with the Walker Model D21d.
Specs verified against the manufacturer spec sheet on Jun 6, 2026 — walker.com.
Independent reference database. Specs compiled from manufacturer sources and normalized for comparison; verify with the manufacturer or dealer before purchase.
Source: Walker (manufacturer) · archived copy