Yamaha offer a free warranty extension for this product. Standard warranty is 3 years, to extend the warranty to 5 years for your new brass and woodwind instrument simply register it here - https://au.yamaha.com/en/support/warranty/band_orchestral/index.html

The YTR-4335GSII has been improved by the same team that produces Yamaha's top-of-the-line professional models. New features include new caps and buttons for player comfort, new slide soldering process for accurate intonation and a lighter bell for tonal flexibililty.

• New caps and buttons
• Medium weight
• Lighter Gold Brass Bell (123mm)
• ML bore, 11.65mm
• Silver Plated finish
• 11B4 Mouthpiece
• Monel pistons give quick and reliable valve action
• Basic maitenance kit containing valve oil, slide grease and polishing cloth is included.
• New durable carry case for extra protection

All of this with Yamaha's renowned quality and 3-year warranty.