| Production | |
| Distributor | Sears |
| Manufacturer | Polaris |
| Snowmobile | |
| Built in Beausejour, Manitoba, Canada | |
| Original price was $1,300 in 1971 | |
| Sears Sportster 450W Engine | |
| 30HP Polaris 432cc 2-cyl gasoline | |
| Fuel tank | 4.5 gal 17.0 L |
| Mechanical | |
| Tracked | |
| Manual steering | |
| Hydraulic disc brakes | |
| Suspension | bogie wheels |
| Photos | |
| No photos of the Sears Sportster 450W are currently available. To submit yours, email it to Peter@TractorData.com. Photos may only be used with the permission of the original photographer. | |
| Track and Dimensions | |
| Weight | 455 lbs 206 kg |
| Length | 108 inches 274 cm |
| Width | 33 inches 83 cm |
| Height | 41 inches 104 cm |
| Track width | 20 inches 50 cm |
| Track length on ground | 45 inches 114 cm |
| Track area on ground | 1800 in² 1.2 m² |
| Electrical | |
| Ground | negative |
| Charging system | alternator |
| Charging amps | 3 |
| Battery volts | 12 |
| References | |
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| Sportster Opens New Visas published in 1971, by Sears | |
| Sportster Snowmobiles Service Manual published in 1971* | |
| Owner's Manual Sportster Snowmobile (9910146) published in 1971 | |
| *Publication contains known errors. |
| Page information | |
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| Copyright 2025 TractorData.com® | |
| Email me: Peter@TractorData.com | |
| TractorData is a family-owned small business located in Minnesota. I have been researching tractor history and providing specifications for free since 1999. | |
| Peter Easterlund - owner/author | |
| This machine's data modified on August 22, 2024 |