Based on the SD22, the SD22S swamp bulldozer is specially designed for work in wetlands. The SD22S features advanced performance, high reliability, low fuel consumption and convenient maintenance, as well as being equipped with a 910mm swamp-type extended track, which reduces ground pressure and improves maneuverability in wet areas. The SD22S easily adapts to earth moving operations in swamps and other wet or muddy environments.

ITEM	UNIT	SD22S
L×W×H (Ripper not included)	mm	6060×4365×3435
Operating weight (Ripper not included)	t	25.7
Engine	-	Cummins NT855-C280S10
Rated power	kW/rpm	162/1800
Gradeability	°	30
Blade type	-	Straight tilt blade
Blade width	mm	4365×1248
Dozing capacity	m3	6.8
Ma× drop below ground of blade	mm	550
Lift height of blade	mm	1330
Ripper type	-	-
Ripping depth of ripper	mm	Single ripper 695 Three-shank ripper 666
Lifting height of ripper	mm	Single ripper515 Three-shank ripper 555
Number of carriers (each side)	-	2
Number of track rollers (each side)	-	8
Number of track shoes (each side)	-	45
Width of track shoe	mm	910
Track gauge	mm	2250
Ground length and ground pressure	mm/MPa	3480-0.041
Pitch	mm	216
Forward speed	km/h	0–3.6
		0–6.5
		0–11.2
Reverse speed	km/h	0–4.3
		0–7.7
		0–13.2