John Deere 636M vs. 661R EFI
The 636M and the 661R EFI are both fantastic pieces of equipment. They share a number of similarities but have a few key differences, too. We’ll go over those differentiators to help you make the right decision for you and your property.
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SPECS | John Deere 636M | John Deere 661R EFI |
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Key Specs - Engine Power | Gross at 3,600 rpm: 18.5 hp 13.8 kW |
Gross at 3,600 rpm: 25 hp 18.6 kW |
Key Specs - Transmission | Hydrostatic | Hydrostatic |
Key Specs - Mower deck Size | 36 in. 91.4 cm |
61 in. 155 cm |
Mower decks - Height-of-cut range | Increments 0.25 in. 0.64 cm 1.5-5 in. 3.8-12.7 cm |
Increments 0.25 in. 0.64 cm 1.5-5 in. 3.8-12.7 cm |
Dimensions - Length | 62 in. 157.5 cm |
68 in. 172.7 cm |
See Complete 636M Specs | See Complete 661R EFI Specs |