Briggs & Stratton MB (18 HP) owner manual Mower Deck, Drive Belts, Seat, FRAME/BODY Construction

Specifications

MODEL	MB
DIMENSIONS (continued)
Height	39 in. (99 cm)
Wheel Base (Tractor)	38-1/2 in. (98 cm)
Tread Width (Tractor)	29-3/4 in. (76 cm)
MOWER DECK
Width of Cut	36-, 42-, 48-, or 56-in. (91, 107, 122 or 142 cm)
Cutting Height	1 to 4 in. (3 to 10 cm)
Height Adjustment	7 Positions - 1/2 in. (1 cm) Increment Hitch Pins Installed in
	Multi-Position Deck Support
Blade Size
36 in. (91 cm) SD Model	20 in. (51 cm) Two (2) Clockwise-Rotating Blades with a 4 in.
	(10 cm) Center Overlap
42 in. (107 cm) SD Model	22 in. (56 cm) Two (2) Clockwise-Rotating Blades with a 2 in.
	(5 cm) Center Overlap
48 in. (122 cm) SD Model	25 in. (64 cm) Two (2) Clockwise-Rotating Blades with a 2 in.
	(5 cm) Center Overlap
56 in. (142 cm) SD Model	20 in. (51 cm) Three (3) Clockwise-Rotating Blades with a 2 in.
	(5 cm) Center Overlap
Deck Suspension	Torsion-Flex Frame with Caster Wheels and
	Counterweight Springs
CURB WEIGHT (Approximate)
Tractor Only	551 lb (250 kg)
SD Tractor and 36 in. SD Deck	696 lb (316 kg)
SD Tractor and 42 in. SD Deck	731 lb (332 kg)
SD Tractor and 48 in. SD Deck	756 lb (343 kg)
DRIVE BELTS
Engine PTO	Walker P/N 4230
Ground Drive	Walker P/N 4248
SEAT	Contour-Molded, with Nylon Backed Vinyl Cover and Integral
	Foam Cushion
FRAME/BODY CONSTRUCTION
Frame/Body	3/16 Plate Steel
Deck	11 Gauge Steel

NOTE: The manufacturer reserves the right to make changes in specifications shown herein at any time without notice or obligation.

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