Is Bajaj CT 100 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)
Bajaj Auto's Sumeet Narang confirmed ALL Bajaj motorcycles, including those made over 10 years ago, are fully E20 compatible with unchanged warranty terms. Bajaj cited their Brazil experience with E27 fuel as evidence. Source: Bajaj Auto E20 Compatibility Confirmation (BikeDekho, Jul 2026)
Variant-wise E20 compliance status
Alloy
petrol
B
petrol
B CBS
petrol
ES Alloy
petrol
ES Alloy CBS
petrol
ES Alloy FI
petrol
KS Alloy
petrol
KS Alloy CBS
petrol
KS Alloy FI
petrol
Spoke
petrol
| Variant | Fuel | E20 Status |
|---|---|---|
| Alloy | petrol | ✓E20 Compatible |
| B | petrol | ✓E20 Compatible |
| B CBS | petrol | ✓E20 Compatible |
| ES Alloy | petrol | ✓E20 Compatible |
| ES Alloy CBS | petrol | ✓E20 Compatible |
| ES Alloy FI | petrol | ✓E20 Compatible |
| KS Alloy | petrol | ✓E20 Compatible |
| KS Alloy CBS | petrol | ✓E20 Compatible |
| KS Alloy FI | petrol | ✓E20 Compatible |
| Spoke | petrol | ✓E20 Compatible |
Other Bajaj models
Calculate your E20 mileage impact.
Find out exactly how much E20 fuel will cost you per month with our free calculator.
Open Mileage CalculatorBajaj CT 100 E20 FAQ
Is Bajaj CT 100 cleared for E20?
The Bajaj CT 100 is fully E20 compatible since April 2023. Fuel lines, seals, and ECU calibration all support 20% ethanol.
Is CT 100 fuel efficiency affected by E20?
Fuel efficiency drops by about 3-5% on E20. Some riders report slightly better throttle response due to E20's higher octane rating. Net running cost increase is modest.
Does E20 affect CT 100 engine longevity?
Safe for continuous E20 use. The CT 100 was designed and tested for this fuel blend. No additional precautions beyond standard maintenance are needed.