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Model Number 911475 911509 911511 911513
Description Name DLM240SP LM21SCH LM21SC LM21
Engine Manufacture
Robin Robin Robin Briggs & Stratton
Cycles
Four Four Four Four
HP (3600RPM)
6.0 5.4 5.3 4.37
Fuel Tank Capacity - qt (L)
1.5 (1.4) 2.0 (1.9) 2 (1.9) 22 oz. (0.65)
Fuel
Unleaded Unleaded Unleaded Unleaded
Primer Bulb
N/A N/A N/A Standard
Throttle/Choke Control
Standard Standard Standard N/A
Starting
Recoil Recoil Recoil Recoil
Cylinder Bore
Cast Iron Sleeve Aluminum Cast Iron Sleeve Aluminum
Pressurized Oil System
Standard Splash Pressurized Splash
Governed RPM
2900+/-100 3000+/-100 3000+/-100 3000+/-100
Crank Case Capacity - oz (L)
27 (0.8) 17 (0.5) 17 (0.5) 22 (0.65)
Air Cleaner
Dual Element Dual Element Dual Element Paper Element
Engine Oil Type
SAE 30 SAE 30 SAE 30 SAE 30
Spark Plug Gap
0.03 0.03 0.03 0.03
Differential
Standard Standard Standard N/A
Variable Speeds-MPH (KPH)
0-4 (0-6.4) 1.55, 2.98, 3.8
(2.48, 4.77, 6.08)
0-3.5 (0-5.6) N/A
Mower Deck Gauge
14 Gauge Stamped
Steel
14 Gauge Stamped
Steel
14 Gauge Stamped
Steel
14 Gauge Stamped
Steel
Baked Powder Paint
Standard Standard Standard Standard
Cutting Width - in (cm)
21 (53.3) 21 (53.3) 21 (53.3) 21 (53.3)
Cutting Height - in (cm)
6 Positions 6 Positions 1.25-3.5 6 Positions 6 Positions
1.25-3.5 (3.2-8.9) 1-3.5 (3.2-8.9) 1.25-3.5 (3.2-8.9) 1.25-3.5 (3.2-8.9)
Folding Handlebar
Standard One Piece Standard One Piece Standard One Piece Standard One Piece
Adjustable Handlebar
4 Position 4 Position 4 Position 4 Position
Front Wheel Diameter - in (cm)
7.0 (17.8) 8 (20.3) 7.5 (19.1) 7.5 (19.1)
Rear Wheel Diameter - in (cm)
10.0 (25.4) 8 (20.3) 10.5 (26.7) 10.5 (26.7)
Side Discharge
Standard Standard Standard Standard
Bagger
Standard Standard Standard Standard
Mulching Capability
Standard Standard Standard Standard
Attachments (* denotes it comes with unit)
Dethatcher
71102400 71102400 71102400 71102400
Mulchmaster Package
* 71102700 * *
Leaf Shredder
71102800 71103700 71102800 71102800
Side Discharge Chute
****
Rear Bagger
****
Swivel Wheel Kit
71103300 71104000 71103300 71103300
Rear Discharge Chute
71103200 71103200 71103200 71103200
Rear Roller Kit
71103400 71103400 71103400 71103400
Mulching Kit
71103500 71103500 71103500 71103500