Metzeler Tourance Next 90/90 R21 54V M/C

For KTM RC 390, as per your requisite, you can pick tyre patterns between CEAT Rad X1, Apollo Alpha and Metzeler ME Speed.

Tyre upsizing affects the fuel economy and performance of the bike adversely, hence it is not recommended by the car makers. Therefore, always choose company fitted tyre size for balanced and safe riding. Moreover, among Ralco, MRF and CEAT, you can repeat the one that has performed satisfactorily as per your riding style. Apart from these tyre brands, you can switch to some premium brand tyres such as Michelin Scorcher and Metzeler Lasertec.

For Triumph Rocket 3GT (2022), you can choose between Avon and Metzeler tyre brands.

For KTM Duke 200, you can pick tyre patterns between MRF Zapper Kurve, Apollo Alpha and Metzeler M7.

Tyre upsizing is not recommended by the bike makers as it affects the performance and fuel economy of the bike. However, if you are fine with the drawbacks you can go for the 150/70-17 at the rear and 110/90-19 at front. The advantages would be in the form of better stability and control at high speeds. However, on the cons side, the bike may feel lethargic during steers in traffic conditions in the city, especially due to larger width front tyre. Hence, you can upsize the rear tyre with any of the tyre patterns such as MRF Zapper Kurve, Metzeler Tourance, or Vredestein Centauro ST, and keep the front tyre size unchanged. For front tyre (100/90-19), you can pick tyre patterns between MRF Zapper Kurve F, and Metzeler Tourance Next.