Craftsman 21-in 140cc Self-Propelled Gas Lawn Mower
Push / Walk-Behind mower · Model CMGM231203 · Residential-duty · Gas
The Craftsman 21-in 140cc Self-Propelled Gas Lawn Mower is a residential-grade gas walk-behind mower, suited to small-to-mid home lawns, with a 21-inch deck and a 140cc engine.
At a glance
Power Source
gas
Cutting Width
21 in (533 mm)
Displacement
8.5 ci (140 cc)
Drive Type
fwd
Engine
| Power Source | gas |
|---|---|
| Displacement | 8.5 ci (140 cc) |
Deck
| Cutting Width | 21 in (533 mm) |
|---|---|
| Min Cut Height | 1.3 in (32 mm) |
| Max Cut Height | 3.7 in (95 mm) |
| Deck Material | Steel |
| Cut Positions | 6 |
Drive
| Drive Type | fwd |
|---|
Dimensions
| Fuel Capacity | 0.2 gal (0.8 L) |
|---|
Similar models
Other push / walk-behind mowers with comparable specs — including other brands — that buyers cross-shop with the 21-in 140cc Self-Propelled Gas Lawn Mower.
Specs verified against the manufacturer spec sheet on Jun 6, 2026 — craftsman.com.
Independent reference database. Specs compiled from manufacturer sources and normalized for comparison; verify with the manufacturer or dealer before purchase.
Source: Craftsman (manufacturer) · archived copy