When it comes to TVS Jupiter’s performance, mileage, and safety, tyre size plays an important role, even though it is just one of several factors (including tyre pressure, rider style, road conditions, and maintenance). The stock tyre size on a TVS Jupiter 125 is 90/90-12 for both front and rear tyres, designed by the manufacturer to balance fuel economy and ride comfort for city use.
Here is everything you need to know about how theTVS Jupiter tyre sizeimpacts its mileage, safety, and handling.
Impact on Mileage
Tyre size affects rolling resistance, which impacts how smoothly the scooter moves on the road. Due to extra surface area and weight, wider tyres may increase resistance, which leads to more fuel consumption and lower mileage. Tyres closer to the manufacturer-recommended size offer lower rolling resistance and better fuel efficiency.
Influence on Handling
Tyre size impacts grip, steering response, and overall handling. Wider tyres may improve traction but may feel heavy in city traffic, while the manufacturer-recommended sizes ensure sharp handling, proper balance, stable cornering, and a comfortable ride on uneven roads.
Suggested Read: Expert Guide: DIY Maintenance for Your TVS Jupiter
Impact on Safety
Tyre size directly impacts safety by affecting grip, braking efficiency, and stability. Using non-recommended tyre sizes may increase braking distance and reduce traction, especially on wet roads. Incorrect size can also affect suspension balance, causing uneven tyre wear, vibration, and reduced stability during high-speed cornering.
For TVS Jupiter owners, sticking with the recommended rear tyre size helps maintain the balance between mileage, handling, and safety for which the scooter was engineered. Bigger or smaller TVS Jupiter tyres might seem like they improve grip or style, but they often come at the cost of compromised traction and changes in braking performance. Further, regularly maintaining tyre pressure and condition, along with correct sizing, remains essential for optimal performance.
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FAQs
1. What is the tyre size of the TVS Jupiter?
The TVS Jupiter comes with the same tyre size on both wheels, measuring 90/90-12 for the front and the rear.
2. How can you check your scooter’s tyre size?
You can find the tyre size printed on the sidewall of the tyre in a format like “120/70-12.” Alternatively, the correct tyre size is also mentioned in the scooter’s owner’s manual.
3. When should you replace your scooter tyres?
Scooter tyres should be replaced when the tread wears down significantly, visible damage appears, or cracks develop due to regular use. Tyres that are over 10 years old should also be replaced, as they become unsafe and prone to sudden failure.
4. What is the recommended tyre pressure for the TVS Jupiter?
The recommended tyre pressure for the TVS Jupiter is 24 PSI for the front tyre and 34–36 PSI for the rear tyre.
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Also Read:
How the All - New TVS Jupiter Enhances Your Riding Comfort
TVS Jupiter 110 Specifications: A Comprehensive Overview
Why TVS Jupiter 110's Performance Makes It a Great City Scooter

