Is Triumph Bonneville Bobber E20 compliant?
Your bike can safely use E20 petrol. You may notice a minor 3-5% mileage difference, which is normal.
E20 compatible from: 2023 onwards
Expected mileage impact: 3-5% reduction(NITI Aayog two-wheeler data)
Triumph confirmed E20 compatibility from April 2023. The Speed 400 and Scrambler 400X, built with Bajaj at Chakan, were designed for E20 from the start. Bonneville and Tiger range also E20 ready. Source: Triumph Motorcycles India Official
Variant-wise E20 compliance status
1200
petrol
Chrome Edition
petrol
Standard
petrol
| Variant | Fuel | E20 Status |
|---|---|---|
| 1200 | petrol | ✓E20 Compatible |
| Chrome Edition | petrol | ✓E20 Compatible |
| Standard | petrol | ✓E20 Compatible |
Other Triumph models
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Open Mileage CalculatorTriumph Bonneville Bobber E20 FAQ
Can I fill E20 in my Triumph Bonneville Bobber?
Yes, E20 petrol is safe in the Bonneville Bobber. Triumph tested and confirmed E20 compatibility from April 2023.
Will E20 change my Bonneville Bobber's mileage?
About 3-5% mileage reduction on E20. The Bonneville Bobber's fuel system is designed for this blend, so engine wear and reliability are unaffected.
Will E20 cause problems in my Bonneville Bobber?
No engine damage risk. Triumph engineered the Bonneville Bobber for E20 petrol. Fuel system materials, injectors, and engine mapping all account for ethanol content.