VIPMember. T6 Guru. 9 Oct 2017. #1. Does anyone have tyre pressure info for 18" wheels (on a T32 van) please? Just fitted Uniroyal Rainsport 3's to my van on 18" Wolfrace rims. They're 255 45 R18 103Y and I run the van (mostly) empty. Cheers. CategoriesOpel Tags Tyre pressure 195 65 R15, Tyre pressure 205 55 R16, Tyre pressure 205 60 R16, Tyre pressure 215 45 R17, Tyre pressure 215 50 R17, Tyre pressure 215 60 R16, Tyre pressure 225 40 R18, Tyre pressure 225 45 R17, Tyre pressure 225 45 R18, Tyre pressure 225 50 R17, Tyre pressure 235 40 R19, Tyre Findthe correct tyre pressures for your 2019 Mercedes A-Class Find the recommended PSI for both the front and rear tyres. Toggle navigation TYRE PRESSURES. 225/45/R18 W 91: 32 PSI / 2.2 BAR: Search for 225/45/R18 W 91 on TyreShopper: Disclaimer: Based on data provided by HaynesPro. Always consult your vehicle handbook for your exact AudiA4 recommended tyre pressure can be found on a tyre placard on the side of driver’s door or door jam, on the fuel door or in the owners manual. Tyre inflation will be listed in psi (pounds per square inch), bar or kPa (kilopascals). 225 55 R16 95Y. 36. 32. Audi A4 1.8 TFSI. 245 40 R18 93Y. 36. 32. Audi A4 1.8 TFSI. 245 45 R17 95Y. 36 Howto Service Tire Pressure Monitoring System. Guide to when and how to service tire pressure monitoring system (TPMS) and tire pressure sensors on your vehicle. Tire pressure articles, suggestions and tips to maintain proper tire inflation for a safe and comfortable drive. RearTire Size Rear Tire Pressure; 225/45/R18 Y 95: 35 PSI/2.4 Bar: 225/45/R18 Y 95: 35 PSI/2.4 Bar: Disclaimer: Always consult your vehicle handbook for your exact recommended pressures. All listed data on calculations are for informational purposes only. whatsthepressure.com does not warrant or make any Elevateyour vehicle performance with our range of quality tyres. Buy 225/45 R18 tyres at one of our 600 garages locally or have them fitted by Halfords Mobile Expert vans on 4e8xys.