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Model S18

Productive. Valuable. Easy.

S18 Model Overview

The S18 continues to build on the Model S platform with an 18 HP engine and Walker’s patented Grass Handling System with Thru-Shaft PTO. It is faster and more powerful, and with reduced weight, the S18 is designed to be productive and efficient. Able to run 36 to 56 inch decks, the new S18 is the perfect choice for residential properties, gated yards, or demanding customers.

Type: Collection
Power: 18 HP
Engine: Briggs & Stratton Vanguard
Ideal Application: Residential Properties, Small Commercial Properties
Key Attributes: Compact, Agile
Decks: 4 Collection, 5 Discharge, 5 Mulching
Popular Add-ons:
Single-Stage Snowblower
48” Dozer Blade
Dethatcher

s18-overview

Key Attributes

Compact

Get Into and Out of Tight Spots

Agile

Be Responsive, Be Profitable

feature-balance

Balance

Experience Proper Weight Distribution

Read More

S18 Comparison

 

  S18 S14i C19
Engine Briggs Vanguard V-Twin Kohler ECH440 Kohler CH620
Fuel System Carb EFI Carb
Cooling System Air Air Air
Displacement 570 cc (34.8 cu. in.) 429 cc (24.7 cu. in.) 674 cc (41.1 cu. in.)
Max Power 18 HP @ 3600 RPM 14 HP @ 3600 RPM 19 HP @ 3600 RPM
Max Torque 39.2 ft-lbs 22.7 ft-lbs 35 ft-lbs
Fuel Capacity 4 gal (15.14 liter) 1.9 gal (7.2 liter) 4 gal (15.14 liter)
Grass Handling Collection Collection Collection
Weight 636 lbs (289 kg)[1]
827 lbs (375 kg)[2]
596 lbs (270 kg)[1]
787 lbs (358 kg)[2]
734 lbs (333 kg)[1]
925 lbs (419.5 kg)[2]
Dimensions 46.5 in (118 cm)" H x 43.25 in (110 cm)" W x 89.25 in (226.5 cm)" L[2] 46.5 in (118 cm)" H x 43.25 in (110 cm)" W x 89.25 in (226.5 cm)" L[2] 46.5 in (118 cm)" H x 43.25 in (110 cm)" W x 89.25 in (226.5 cm)" L[2]

[1] Tractor only. [2] Tractor with C42 deck. [3] Tractor with M48 deck.

Own An S18

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Video

 

S18 Model Overview

 

S18 NPR

 

Model S Brief

 

Model S Introduction

 

Model S In-Depth

 

Feature: Compact

 

Feature: Leaf Cleanup

 

Feature: Snow Removal

Gallery

Financing Options

With financing options from both Sheffield and Yard Card, we have a program perfect for your needs. With the Sheffield program, you may be eligible for: No Monthly interest for 48 months with Equal Payments or Deferred Payments for up to 8 months. With Sheffield, You can own and operate your Walker Mower all season before making your first payment. Imagine paying off your machine in a single payment with your extra profits thanks to the Walker Productivity Advantage.

Investigate all of our retail financing offers currently available for both commercial and private customers.

Time for a new Walker? Get 0% APR financing for 48 months.

Specifications

Engine

Manufacturer: Briggs & Stratton Vanguard

Model: 356447-1338

Displacement: 570 cc (34.8 cu. in.)

Max Power: 18 HP @ 3600 RPM

Max Torque: 39.2 ft-lbs

Cooling System: Air

Fuel: Regular grade unleaded gasoline (87 octane minimum, 10% ethanol maximum)

Fuel Capacity: 4 gal (15.14 liter)

Electrical

Battery: 12V, 300CCA

Charging System: Flywheel Alternator

Charging Output: 16 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): 0-7.4 (0-11.9) Infinitely Variable

Neutral: Transmission 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 5 serconds of disengagement)

Grass Handling

Blower: 12.75 in. Diameter, Three-Blade Paddle Wheel, Integrated Thru-Shaft PTO

Max. Blower RPM: 2900 RPM

Grass Catcher Capacity: 65 Gal / 7.0 Bu / 246 L

Full Signal: Oscillating Vane Switch Mounted on Grass Delivery Spout Triggers Horn Signal

Powerfil®: Oscillating Delivery Spout Driven by 12 Volt Electric Gearmotor Spreads Material throughout Interior of Catcher @ 35 Cycles/Min

Deck

Recommended Cut Width: Collection: 36 to 48 in. (91 to 122 cm), Side Discharge: 36 to 56 in. (91 to 142 cm), Mulch: 36 to 48 in. (91 to 122 cm)

Cutting Height: 1 to 4 in. (2.5 to 10 cm) or 1.5 to 4.5 in. (4 to 11.5 cm) in 1/2 in. (1 cm) Increments

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

Tires

Drive: 18 x 7.00-8 (pneumatic 4-ply, standard) 18 x 8.5-10 (pneumatic, 4-ply, optional low-profile)

Tailwheel: 13 x 6.50-6 (pneumatic 4-ply)

Deck Caster: 8 x 3.00-4 (Foamed rubber standard, optional pneumatic)

Size & Weight

LENGTH

  • Tractor Only: 65 in (165 cm)
  • Tractor with C42 deck: 89.25 in (226.5 cm)
  • Tractor with C48 deck: 94 in (239 cm)
  • Tractor with deck tilted: 77 in (196 cm)
  • Tractor wheel base: 42.25 in (107 cm)

WIDTH

  • Tractor Only (Outside Tire): 38.5 in (98 cm) NOT narrow drive tires
  • Tractor with C42 deck: 43.25 in (110 cm)
  • Tractor with C48 deck: 49 in (125 cm)

HEIGHT

  • Tractor: 46.5 in (118 cm)

WEIGHT

  • Tractor Only: 636 lbs (289 kg)
  • Tractor with C42 deck: 827 lbs (375 kg)
  • Tractor with C48 deck: 859 lbs (390 kg)

Downloads

Brochures

Specification Sheets

Manuals

Released Class Model Type Model S/N Range Manual P/N Download
12/06/2017 S-Series Mower S14i Owner 147007 - CURRENT 5000-37 PDF
12/06/2017 S-Series Mower S14i Parts 147007 - CURRENT 5000-36 PDF
03/05/2017 S-Series Mower S18 Owner 143965 - CURRENT 5000-33 PDF
03/05/2017 S-Series Mower S18 Parts 144715 - CURRENT 5000-32 PDF
05/05/2014 S-Series Mower S14 Owner 127922 - CURRENT 5000-28 PDF
05/05/2014 S-Series Mower S14 Parts 128442 - CURRENT 5000-27 PDF
01/15/2005 S-Series Mower MS Owner 69735 - 27921 5000-16 PDF
10/01/2003 S-Series Mower MS Owner 57906 - 69734 5000-11 PDF
11/05/1997 S-Series Mower MS Owner 20381 - 57905 5000-1 PDF
07/01/1997 S-Series Mower MS Owner 00000 - 20380 5895 PDF
04/25/2014 S-Series Mower MS Parts 117172 - 128441 5000-22 PDF
04/01/2005 S-Series Mower MS Parts 78322 - 117171 5000-14 PDF
03/02/2004 S-Series Mower MS Parts 60136 - 78321 5000-12 PDF
10/01/1997 S-Series Mower MS Parts 20381 - 60135 5000-2 PDF
11/05/1991 S-Series Mower MS Parts 00000 - 20380 5895-1 PDF