The R21 is the ideal machine for residential properties. Featuring a powerful 21 HP Kohler KT620 with Smart-Choke technology, this machine is a premium Walker Mower priced for residential owners. Tilt-open seat and tilt-up deck are designed for easy maintenance access.
Type: Non-Collection
Power: 21 HP
Engine: Kohler KT620
Ideal Application:
Residential Properties
Key Attributes: Agile, Accessible, Compact
Standard Options: 18 x 8.5-10 Turf Tire, Standard Seat
Decks:
Popular Add-ons:
Comfort Seat
LED Headlight Kit
Mulch Kit
Accelerator Grass Catcher
* MODELS MAY BE SHOWN WITH OPTIONAL EQUIPMENT. APPLICABLE FREIGHT, SETUP, AND TAXES NOT INCLUDED. ADDITIONAL DELIVERY FEES APPLY FOR US TERRITORIES AND STATES OUTSIDE OF THE CONTINENTAL US. OPTIONS AND ACCESSORIES EXTRA. PRICES SUBJECT TO CHANGE WITHOUT NOTICE. MSRP SHOWN IN US DOLLAR ARE FOR DOMESTIC USE ONLY. SEE LOCAL DEALER FOR COMPLETE PRICING AND AVAILABLE OFFERS.
Manufacturer: Kohler
Model: KT620
Displacement: 660 cc (40.3 cu. in.)
Max Power: 21 HP @ 3600 RPM
Governed RPM: 3600
Max Torque: 35.9 ft-lbs
Cooling System: Air
Fuel: Gasoline (unleaded - min. 87 octane)
Fuel Capacity: 3 gal (11.36 liter)
Battery: 12V, 300CCA
Charging System: Flywheel Alternator
Charging Output: 18 Amp DC (Regulated)
Manufacturer/Model: Dual Independent Hydro-Gear ZT-2200 Integrated Transaxles
Steering: Hand Lever Control, Individual Wheel
Forward Speed Control: Precision Friction Lock Lever, Cruise Control, with Neutral-Park Position
Parking Brake: Mechanical Cog Lock for each Transaxle (Single Lever Control)
Forward MPH (km/h): 0-6 MPH (0-10 km/h)
Neutral: Transaxle Release by Manual Dump Valve
PTO Shaft: Single Belt
Blade Drive Clutch and Brake: Electric Clutch [Stops Blades within Five (5) seconds of Disengagement]
Note: An optional Accelerator® Grass Catcher is available for collection mowing
Grass Catcher Capacity: 31 Gal / 3.3 Bu / 116 L
Recommended Cut Width: Side Discharge: 42 to 48 in. (107 to 122 cm), Mulch: 42 to 48 in. (107 to 122 cm)
Cutting Height: 1.5 to 4 in (4 to 10 cm)
Deck Suspension: Independent Torsion-Flex Frame with Caster Wheels and Counterweight Springs
Drive: 18 x 8.50-10 (Pneumatic 4-Ply, Low Profile)
Tailwheel: 13 x 6.50-6 (Pneumatic 4-Ply)
Deck Caster: 8 x 3.00-4 (Semi-Pneumatic)
LENGTH
WIDTH
HEIGHT
WEIGHT
| Released | Class | Model | Type | Model S/N Range | Manual P/N | Download |
|---|---|---|---|---|---|---|
| 11/27/2023 | Model-R | R21 | Parts | 178455 - AND ON | 1000-7 | |
| 09/22/2022 | Model-R | R21 | Parts | 174105 - 178454 | 1000-6 | |
| 03/22/2022 | Model-R | R21 | Operator's | 171697 - AND ON | 1000-5 | |
| 09/20/2021 | Model-R | R21 | Parts | 165963 - 174104 | 1000-4 | |
| 09/14/2020 | Model-R | R21 | Parts | 160824 - 165962 | 1000-2 | |
| 09/03/2020 | Model-R | R21 | Operator's | 160824 - 171696 | 1000-3 | |
| 09/17/2019 | Model-R | R21 | Operator's | 158429 - 160823 | 1000-1 | |
| 08/28/2019 | Model-R | R21 | Parts | 158429 - 160823 | 1000 |
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