The Royal Enfield 573985/A PAV Tube Adaptor is a genuine OEM component used in the Pulse Air Valve (PAV)system.
Royal Enfield parts data identifies 573985/A specifically as “PAV TUBE ADAPTOR.” It is used as the connection/adaptor point for the PAV tube within the air-injection and emission-control system.
The Bullet 500 parts catalogue shows 573985/A – Tube, PAV to Adaptor in the PAV system, while the Thunderbird 500 parts catalogue lists the same part number as PAV Tube Adaptor.
The part is also used in the Continental GT 535 PAV-related assembly.
Key Features
- Genuine Royal Enfield OEM spare part
- Part Number: 573985/A
- Description: PAV Tube Adaptor
- Part of the Pulse Air Valve (PAV) system
- Provides connection between PAV tubing and the related adaptor/air system
- Suitable for compatible 500cc and GT 535 applications
- OEM replacement component
- Useful for PAV system repair and restoration
Compatibility
- Royal Enfield 500cc UCE
- Royal Enfield Bullet 500
- Royal Enfield Classic 500
- Royal Enfield Thunderbird 500
- Royal Enfield Continental GT 535
The Royal Enfield parts catalogue data confirms 573985/A in the PAV system for 500cc applications, and parts listings show it in the Continental GT 535 assembly as well.
Important: Match the original part number 573985/A and PAV hose configuration before ordering, as PAV components can vary between model generations.
Application
Pulse Air Valve (PAV) System / Emission Control / PAV Hose Connection
Package Contents
- 1 × Royal Enfield 573985/A PAV Tube Adaptor










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