Great news! mirror glass replacements are finally available for your 914 exterior mirror! easily replaced by just popping out the plastic retainer, we wondered why the factory never made them available. we found a great firm in florida who does a great job in both providing the thinner European grade mirror glass, plus die cutting these replacements to perfection, so you can be guaranteed a perfect fit! please measure your mirror prior to ordering. Usually 70-71 used the 5 inch mirror glass and the 72-76 used the 5 1/4 variety. However, over time your side mirrors may have been swapped with a different version.