Craftsman 917.28921

The Craftsman 917.28921 is a tractor produced by Craftsman Lawn Tractors. It is equipped with a 540 cc 32.95 ci engine. The listed engine power is Gasoline (gross): 21 hp / 15.7 kW. Transmission: 6 forward and 1 reverse. Operating weight: 498 lbs 225 kg.

Engine Power

Gasoline (gross): 21 hp / 15.7 kW

Fuel & Capacities

2.5 gal 9.5 L

Transmission

6 forward and 1 reverse

Operating Weight

498 lbs 225 kg

Overview

	2009 - 2010 YT 3000 SeriesLawn tractorHusqvarna built YT 3000 Series Lawn tractor Husqvarna built

Production
Distributor	Craftsman (a part of Sears)
Manufacturer	Husqvarna
Lawn tractor
Original price	$1,615 (2010)

Craftsman 917.28921 Engine
21HP Briggs & Stratton 540cc 1-cyl gasoline
Fuel tank	2.5 gal 9.5 L
Engine details ...

Craftsman 917.28921 Transmission
6-speed gear
Transmission details ...

Mechanical
Two-wheel drive
Steering	manual sector and pinion
Disc brakes
Open operator station with adjustable seat and cup holder.

Dimensions & Tires
Weight	498 lbs 225 kg
Front tire	15x6x6
Rear tire	18x9.5x8
Full dimensions and tires ...

Electrical
Ground	negative
Battery CCA	230
Battery volts	12
Battery AH	28
Battery Group	U1R

References

2009 Riding Equipment published by Sears

Engine

Engine Detail — 540 cc / 32.95 ci Gasoline

Manufacturer	Briggs & Stratton
Fuel Type	Gasoline
Configuration	1-cylinder, air-cooled
Displacement	540 cc 32.95 ci
Power (gross)	21 hp 15.7 kW
Air cleaner	paper element
Starter	electric
Starter volts	12
Sparkplug	Champion RC12YC
Sparkplug gap	0.030 inches 0.762 mm
Oil capacity	1.4 qts 1.3 L

Transmission

Transmission — 6 forward and 1 reverse gear

Type	gear
Gears	6 forward and 1 reverse

Dimensions

Craftsman 917.28921 Tires
Lawn/turf front	15x6x6
Lawn/turf rear	18x9.5x8

Dimensions
Weight	498 lbs 225 kg

Attachments

Attachment overview
Optional two (24891) or three (24892) bin bagger.

42" Mower deck
Type	mid-mount Craftsman
	2-blade with manual lift
Cutting width	42 inches 106 cm
Cut height	1.5 to 4 inch 3 to 10 cm
Cut positions	6

Photos

Craftsman 28921

Craftsman 28921 operator station and controls.

Recommended Implements & Sizing Guide

Engineering recommendations for Craftsman Lawn Tractors Craftsman 917.28921 based on its 21 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	1 to 2 Bottom (12")1 - 2 铧 (30 cm)	Light Duty	Ideal for garden plots and light sandy soil.
Rotary Cutter / MowerMowing & Clearing	4 ft (48 in)1.2 m	Light Duty	Pasture clipping and light brush under 1" diameter.
Rotary TillerSeedbed Prep	42 to 48 in105 - 120 cm	Light Duty	Covers compact tractor tire width.
Disc HarrowSecondary Tillage	5 to 6 ft (16-18" discs)1.5 - 1.8 m (40-45 cm 耙片)	Light Duty	Small acreage soil break-up and secondary aeration.

Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Craftsman Lawn Tractors Craftsman 917.28921.

Estimated Continuous Field Runtime: 2.3 hrs

Approximately 2.3 hours of continuous field operation at ~75% rated power on a full tank (2.5 gal / 9.5 L).

Estimated 75% Load Fuel Burn~1.1 gal/hr (4.1 L/hr)

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)

Standard Spec: API CK-4 / CJ-4 Heavy Duty

Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)

Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)

Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix

Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze

Service Interval: 2 Years / 1500 Hours

Craftsman Lawn Tractors Craftsman 917.28921 Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for Craftsman Lawn Tractors Craftsman 917.28921.

Enter value:

Unit:

Converted Equivalents:

Horsepower (HP)21 hp

Kilowatts (kW)15.7 kW

Metric Horsepower (PS / CV)21.3 PS

Direct Competitor Comparison

Compare Craftsman 917.28921 against same-era industry alternatives in the same horsepower class.

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