Craftsman 917.28721
The Craftsman 917.28721 is a tractor produced by Craftsman Lawn Tractors. The rated power output is 21 hp 15.7 kW. Transmission: Dana D6800.
Engine Power
21 hp
15.7 kW
Fuel & Capacities
2.5 gal
9.5 L
Transmission
Dana D6800
Craftsman Lawn Tractors Craftsman 917.28721 Serial Number & Year Decoder
Find the exact manufacture year of your tractor by checking your chassis serial number below.
Where to Find the Serial NumberThe serial number plate is commonly located on the front frame, tractor transmission housing (right side), or instrument panel badge.
Overview
 | 2007
YS 4500 SeriesLawn tractorAYP built |
|---|---|
2007 | |
YS 4500 Series | |
Lawn tractor | |
AYP built | |
2007 | |
|---|---|
YS 4500 Series | |
Lawn tractor | |
AYP built |
Production | |
|---|---|
Distributor | Craftsman (a part of Sears) |
Manufacturer | AYP |
Lawn tractor | |
Craftsman 917.28721 Engine | |
|---|---|
21HP Briggs & Stratton gasoline | |
Fuel tank | 2.5 gal
9.5 L |
Engine details ...  | |
Craftsman 917.28721 Transmission | |
|---|---|
6-speed gear | |
Transmission details ...  |
Mechanical | |
|---|---|
Two-wheel drive | |
Steering | manual |
Open operator station. | |
Dimensions & Tires | |
|---|---|
Full dimensions and tires ...  |
Electrical | |
|---|---|
Ground | negative |
Charging amps | 5 (battery) |
3 (headlights) | |
Battery CCA | 230 |
Battery volts | 12 |
Battery AH | 28 |
Battery Group | U1R |
Engine
| 2007
YS 4500 SeriesLawn tractorAYP built |
|---|---|
2007 | |
YS 4500 Series | |
Lawn tractor | |
AYP built | |
2007 | |
|---|---|
YS 4500 Series | |
Lawn tractor | |
AYP built |
Engine Detail — Gasoline
Manufacturer | Briggs & Stratton 311877 |
Fuel Type | Gasoline |
Configuration | air-cooled |
Power (gross) | 21 hp
15.7 kW |
Air cleaner | paper |
Starter | electric |
Starter volts | 12 |
Sparkplug | Champion RC12YC |
Sparkplug gap | 0.030 inches
0.762 mm |
Oil capacity | 1.75 qts
1.7 L |
Transmission
| 2007
YS 4500 SeriesLawn tractorAYP built |
|---|---|
2007 | |
YS 4500 Series | |
Lawn tractor | |
AYP built | |
2007 | |
|---|---|
YS 4500 Series | |
Lawn tractor | |
AYP built |
Transmission — Dana D6800
Transmission | Dana D6800 |
Type | gear |
Gears | 6 forward and 1 reverse |
 | |
Dimensions
| 2007
YS 4500 SeriesLawn tractorAYP built |
|---|---|
2007 | |
YS 4500 Series | |
Lawn tractor | |
AYP built | |
2007 | |
|---|---|
YS 4500 Series | |
Lawn tractor | |
AYP built |
Craftsman 917.28721 Tires |
|---|
Dimensions |
|---|
Attachments
| 2007
YS 4500 SeriesLawn tractorAYP built |
|---|---|
2007 | |
YS 4500 Series | |
Lawn tractor | |
AYP built | |
2007 | |
|---|---|
YS 4500 Series | |
Lawn tractor | |
AYP built |
Attachment overview | |
|---|---|
42" mid-mount mower deck | |
Snowblower | |
Blade |
42" Mower deck | |
|---|---|
Type | mid-mount Craftsman |
2-blade with manual lift | |
Cutting width | 42 inches
106 cm |
Cut height | 1 to 4 inch
2 to 10 cm |
Craftsman Lawn Tractors Craftsman 917.28721 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Craftsman Lawn Tractors Craftsman 917.28721.
Converted Equivalents:
Horsepower (HP)21 hp
Kilowatts (kW)15.7 kW
Metric Horsepower (PS / CV)21.3 PS
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