A/C O-Ring | REIACR0021R

The Rein ACR0021R A/C Line O‑Ring is a precision sealing component designed to maintain a reliable, leak‑free connection within the automotive air conditioning system. Engineered to meet or exceed original equipment specifications, this O‑ring helps prevent refrigerant leaks at pipe or hose connections, ensuring consistent cooling performance and system efficiency in compatible Audi and Volkswagen A/C applications. Durable materials and OE‑style dimensions make it an ideal replacement for worn or deteriorated seals

• OEM‑Quality Fit – Precision engineered to match factory dimensions and ensure proper sealing at A/C line connections.
• Prevents Refrigerant Leaks – Helps maintain refrigerant pressure and cooling performance.
• Durable Elastomer Material – Designed to resist heat, pressure, and chemical exposure in air conditioning systems.
• Easy Direct Replacement – Simple swap‑out installation with OE‑style sealing surfaces.
• Compatible with Audi & VW – Often used on Audi and Volkswagen A/C lines requiring OE part 7H0 820 896 / 7H0820896.