23Mm Engine Piston & Rings Set 06H107065DM 06H107065CM Silver Metal Automotive Supplies For A5 A4 2.0T Piston ring kit with piston diameter of 82.51mm and piston pin/bolt diameter of 23mm.Made of metal in silver color.Compatible with various engine models including 06H107065DM, 06H107065CM, 06H107065DD, 06H107065BH, 06H107065BD, 06H198151J, 06H198151C and their spaced variants. Fits vehicles from the following ranges: - 2011–2013 A3 Base and - 2010–2010 A4 - 2011–2011 A4 (for cars through 05/30/2011) - 2012–2016 A4 and A4 - 2010–2014 A5 and A5 - 2011–2015 A6 - 2013–2015 A6 2.0L L4 - 2013–2016 allroad - 2015–2016 Q3 and Q3 - 2011–2016 Q5 2.0L L4 - 2011–2011 TT Base - 2014–2015 TT Base - 2012–2013 TT Plus and Prestige - 2012–2012 GLI - 2013–2013 GLI CBFA Engine - 2013–2013 GLI CCTA Engine For certain A4 models, a connecting rod set 06H 198 401 D is also required. Package includes 1 set of piston rings.Other components are not included. Compatibility Statement: This is not an manufacturer part.Brand/model references are used for fitment guidance.