Tata Motors reportedly tests CNG version of Sierra SUV

Tata Motors is reportedly evaluating a CNG-powered Tata Sierra using a twin-cylinder iCNG setup and a 1.5-litre naturally aspirated petrol engine. Production intent, final specifications and launch timing have not been confirmed.

— Filed Mon, 27 Jul, 2026, 16:44 IST · Source Business Today · Latest · Updated

Tata Motors is reportedly testing a CNG version of the Tata Sierra, potentially using its twin-cylinder iCNG layout and 1.5-litre naturally aspirated petrol engine. Production plans, specifications, validation details and launch timing remain unconfirmed.

Why this matters

The reported Sierra CNG evaluation extends Tata Motors' Sierra rollout after the Sierra.ev launch, while the brand projects India as a million-unit EV market by FY31.

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