Kubota B21
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| Production | |
| Manufacturer | Kubota |
| Backhoe loader tractor | |
| Kubota B21 Engine | |
| Kubota 1.0L 3-cyl diesel | |
 Engine details ... |
| Kubota B21 Transmission | |
| hydrostatic | |
 Transmission details ... |
| Kubota B21 Power | |
| Engine (gross) | 21 hp 15.7 kW |
| Engine (net) | 19 hp 14.2 kW |
| PTO (claimed) | 13.5 hp 10.1 kW |
| Mechanical | |
| Four-wheel drive | |
| Differential lock | mechanical rear |
| Power steering | |
| Wet disc brakes | |
| Four-post ROPS/FOPS. | |
| Photos | |
| No photos of the Kubota B21 are currently available. To submit yours, email it to Peter@TractorData.com. Photos may only be used with the permission of the original photographer. | |
| Capacity | |
| Fuel | 6.3 gal 23.8 L |
| Hydraulic system | 7.3 gal 27.6 L |
| Hydraulics | |
| Type | open center |
| Capacity | 7.3 gal 27.6 L |
| Pump flow | 7.1 gpm 26.9 lpm |
| Total flow | 8.5 gpm 32.2 lpm |
| Steering flow | 1.3 gpm 4.9 lpm |
| Tractor hitch | |
| Rear Type | I |
| Control | position control |
| Rear lift (at 24"/610mm) | 1057 lbs 479 kg |
| Power Take-off (PTO) | |
| Rear PTO | live |
| Rear PTO Type | 540 (1.375) |
| Dimensions & Tires | |
| Wheelbase | 60.4 inches 153 cm |
| Weight | 3988 lbs 1808 kg |
| Front tire | 23x8.50-14 |
| Rear tire | 12.4-16 |
 Full dimensions and tires ... | |
| Backhoe & Loader | |
| Dig depth | 91.7 inches 232 cm |
| Dump angle | 45 inches 114 cm |
 Loader/Backhoe details ... | |
| Electrical | |
| Ground | negative |
| Battery volts | 12 |
| References | |
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| B21/L35 published in 1998, by Kubota | |
| 1999 Products published by Kubota |
| Page information | |
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| Copyright 2026 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 July 24, 2026 |