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Model B23i

A favorite tool of commercial operators

B23i Model Overview

The B23i features a powerful 23 HP, electronic fuel-injected Kohler Command Pro ECH730 engine delivering impressive power and performance along with top-of-the-line efficiency in a compact package. 

Type: Non-Collection
Power: 23 HP
Engine: Kohler EFI
Ideal Application: 
Commercial and Rural Properties
Key Attributes: Hillside Stability, Efficient, High Production
Decks: 8 Discharge, 6 Mulching
Popular Add-ons:
36” Single-Stage Snowblower
48” Dozer Blade
Boom Sprayer

B23i-overview

Key Attributes

Balance

Low Center of Gravity

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Agile

Be Responsive, Be Profitable

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Compact

Get Into and Out of Tight Spots

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Model B Comparison

 

  B18 B19 B23i B25p
Engine Briggs Vanguard V-Twin Kohler CH620 Kohler ECH730 Kohler PCH740
Fuel System Carb Carb EFI Propane EFI
Cooling System Air Air Air Air
Displacement 570 cc (34.8 cu. in.) cc 674 cc (41.1 cu. in.) cc 747 cc (45.6 cu. in.) cc 747 cc (45.6 cu. in.) cc
Max Power 18 HP @ 3600 RPM 19 HP @ 3600 RPM 23 HP @ 3600 RPM 25 HP @ 3600 RPM
Max Torque 29.5 ft-lbs 35 ft-lbs 38.1 ft-lbs 39 ft-lbs
Fuel Capacity 4 gal (15.1 liter) 4 gal (15.1 liter) 4.7 gal (17.8 liter) 7.9 gal or 33.5 lb (29.9 liter or 15 kg)
Weight 584 lbs (265 kg)[1]
790 lbs (358 kg)[2]
583 lbs (264 kg)[1]
789 lbs (358 kg)[2]
588 lbs (267 kg)[1]
797 lbs (362 kg)[2]
625 lbs (283 kg)[1]
829 lbs (376 kg)[2]
Dimensions 39.5 in (100 cm)" H x 49 in (125 cm)" W x 90.25 in (229 cm)" L[2] 39.5 in (100 cm)" H x 49 in (125 cm)" W x 90.75 in (230 cm)" L[2] 39.5 in (100 cm)" H x 49 in (125 cm)" W x 90.75 in (230 cm)" L[2] 40.5 in (103 cm)" H x 49 in (125 cm)" W x 90.75 in (230 cm)" L[2]

[1] Tractor only. [2] Tractor with M48 deck.

Own A B23i

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Video

 

Model B Teaser (0:31)

 

Model B Intro (1:32)

 

Model B In-Depth (5:19)

 

Feature: Balance

 

Feature: Snow Removal

 

Feature: Agile

 

Feature: Compact

 

Gallery

Specifications

Engine

Manufacturer: Kohler

Model: Command Pro® ECH730

Displacement: 747 cc (45.6 cu. in.)

Max Power: 23 HP @ 3600 RPM

Governed RPM: 3600

Max Torque: 38.1 ft-lbs ft-lbs

Cooling System: Air

Fuel: Automotive Grade Unleaded Gasoline (87 Octane or Greater, 10% Ethanol Maximum)

Fuel Capacity: 4.7 gal (17.8 liter)

Electrical

Battery: 12V, 300CCA

Charging System: Flywheel Alternator

Charging Output: 20 Amp DC (Regulated)

Transmission

Manufacturer/Model: Dual, Independent Hydro-Gear® ZT3100 Integrated Transaxles

Steering: Hand Lever Control, Individual Wheel

Forward Speed Control: Precision Friction Lock Lever, Cruise Control, with Neutral-Park Position

Parking Brake: Internal Mechanical Cog Lock for each Transaxle (Single Lever Control)

Forward MPH (km/h): 0-8 MPH (0-13 km/h) Infinitely Variable

Neutral: Transaxle Release by Manual Dump Valve

Blade Drive

PTO Shaft: Quick Disconnect Splined Shaft with Two (2) High-Speed U-Joints

Blade Drive Clutch and Brake: Manual Belt Tightener Clutch and Band Brake [Stops Blades within Five (5) Seconds of Disengagement]

Deck

Recommended Cut Width: Side Discharge: 36 to 74 in. (91 or 188 cm), Mulch: 36 to 52 in. (91 to 132 cm)

Cutting Height: 1 to 4 in. (2.5 to 10 cm) or 1.5 to 4.5 in. (4 to 11.5 cm) (DS52 and DS62 Belt Driven SD Decks Only)

Deck Suspension: Independent Torsion-Flex Frame with Caster Wheels and Counterweight Springs

Tires

Drive: 18 x 8.50-10 (Pneumatic 4-Ply Low-Profile)

Tailwheel: 11 x 4.00-5 (Pneumatic)

Deck Caster: 8 x 3.00-4 Semi-Pneumatic (Standard) 8 x 3.00-4 Pneumatic 4-Ply (Optional)

Size & Weight

LENGTH

  • Tractor Only: 63 in (160 cm)
  • Tractor with M48 deck: 90.75 in (230 cm)
  • Tractor with deck tilted: 72 in (183 cm)
  • Tractor wheel base: 40 in (102 cm)

WIDTH

  • Tractor Only (Outside Tire): 38.5 in (98 cm)
  • Tractor with M48 deck: 49 in (125 cm)

HEIGHT

  • Tractor: 39.5 in (100 cm)

WEIGHT

  • Tractor Only: 588 lbs (267 kg)
  • Tractor with M48 deck: 797 lbs (362 kg)

Downloads

Brochures

Specification Sheets

Manuals

Released Class Model Type Model S/N Range Manual P/N Download
9/25/2018 B-Series Mower B23i Owner's 154037 - AND ON 4000-23 PDF
4/01/2015 B-Series Mower B23i Owner's 133534 - 154036 4000-17 PDF
11/22/2017 B-Series Mower B19 Owner's 137381 - AND ON 4000-19 PDF
02/16/2018 B-Series Mower B19 Parts 149239 - AND ON 4000-22 PDF
12/15/2016 B-Series Mower B19 Parts 137381 - 149238 4000-16 PDF
02/07/2018 B-Series Mower B23i Parts 146779 - AND ON 4000-21 PDF
04/01/2015 B-Series Mower B23i Parts 133534 - 146778 4000-15 PDF
01/14/2016 B-Series Mower B23i Owner's 124998 - 133533 4000-14 PDF
12/21/2015 B-Series Mower B25p Owner's 133534 - AND ON 4000-13 PDF
11/10/2017 B-Series Mower B18 Owner's 133002 - AND ON 4000-18 PDF
12/21/2015 B-Series Mower B18 Owners 125166 - 133001 4000-11 PDF
10/09/2017 B-Series Mower B18 Parts 133002 - AND ON 4000-20 PDF
02/07/2014 B-Series Mower B18 Parts 125166 - 133001 4000-10 PDF
10/23/2013 B-Series Mower B25p Parts 126729 - AND ON 4000-8 PDF
10/01/2013 B-Series Mower B19 Parts 124800 - 137380 4000-7 PDF
10/01/2013 B-Series Mower B19 Owner's 124800 - 137380 4000-12 PDF
04/01/2015 B-Series Mower B25p Owner's 130000 - 133534 4000-9 PDF
4/20/2012 B-Series Mower MBK23 Owner 116942 - 124997 4000-5 PDF
4/20/2012 B-Series Mower MBK23 Parts 116942 - 124997 4000-6 PDF
4/01/2010 B-Series Mower MB Owner & Parts 104436 - 124799 4000-4 PDF
9/01/2008 B-Series Mower MB Owner & Parts 96431 - 104435 4000-3S PDF
9/01/2006 B-Series Mower MB Owner & Parts 85248 - 96430 4000-3 PDF
12/15/2005 B-Series Mower MB Owner & Parts 79432 - 85247 4000-2 PDF
10/01/2004 B-Series Mower MB Owner & Parts 68441 - 79431 4000-1 PDF