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1957 Bolens Brochure


gives you all-around, all-season utility

Model 20 HD Model 21 HD
ENGINE 3.6 HP Kohler, automatic rewind starter 6.6 HP Kohler, rope starter
SHIPPING WEIGHT 420 lbs. less tire fluid 450 lbs. less tire fluid
SPEED Forward, to 5 1/2; Reverse to 4 1/2
DRIVE Versa-Matic with Safety Reverse; Versa-Matic to Roller Chain to Geared Final Drive
TIRE Front, 4.00-8: rear, 6.00-12. 
BRAKE Two rear band type, foot operated, with lock 
TREAD Rear 24 1/2 Front 25 1/2 
DIMENSION Wheel base 40". Height 36". Width 30 1/2" ( max.) . Length 60". Crop clearance 9". 
STEERING Automotive type
FUEL TANK One-gallon capacity-3 to 4 hrs. normal operation 
ATTACHMENT LIFT One lever for all front and rear attachments requiring lift.
FRONT HITCH Positive locking. 
REAR HITCH Patented Snap Hitch Trigger type- no pins or bolts 
SIDE MOTION STOP Turned up for positive stop of side motion, turned down permits side motion of rear attachments



Model 21 HD

6.6 HP



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