Woodys ACE single runner line utilizes a 3/8in. x 1/2in. preformed steel square bar The ACE has a taller profile and is more aggressive, providing excellent control on rider-forward sleds Woodys carbide carries innovative features like 60 carbide inserts that are guaranteed not to come out under any conditions, Flat-Top design, rounded wear pads, full-length hardweld and bevel-cut host bar that doesnt snag trailer edge Superior quality, construction, performance, safety and reduced expense due to long service lifethe Woodys guarantee Available in 8in. carbide for trail users in Woodys popular series NOTE: Some models require drilling extra holes in ski. POLARIS IQ TRAK SKI 06-11: To replace stock runners, check the number of bolts currently on your stock ski. If stock ski comes with 3-4 bolts use Woodys 1225 runner series which has 3 bolts This runner series will also fit the 4 bolt pattern. If stock ski comes with 6 bolts use two pair of Woodys 7125 runner series. This Item Fits the Following Applications: 2014 Ski-Doo Grand Touring LE ACE 900 2012-2014 Ski-Doo Grand Touring Sport 600 Carb 2012-2014 Ski-Doo Freeride E-TEC 800R 154 2012-2014 Ski-Doo Freeride E-TEC 800R 146 2012-2014 Ski-Doo Freeride E-TEC 800R 137 2012-2013 Ski-Doo GSX SE E-TEC 800R, Fitment Notes: with XP Pilot 2012-2013 Ski-Doo GSX SE E-TEC 800R, Fitment Notes: For 2006-2007 Ski-Doo GSX Rev with Pilot ski and 1/2in. host bar 2012-2013 Ski-Doo GSX SE E-TEC 600 HO, Fitment Notes: with XP Pilot 2012-2013 Ski-Doo GSX SE E-TEC 600 HO, Fitment Notes: For 2006-2007 Ski-Doo GSX Rev with Pilot ski and 1/2in. host bar 2012-2013 Ski-Doo GSX SE 4-TEC 1200, Fitment Notes: with XP Pilot 2012-2013 Ski-Doo GSX SE 4-TEC 1200, Fitment Notes: For 2006-2007 Ski-Doo GSX Rev with Pilot ski and 1/2in. host bar 2012-2013 Ski-Doo GSX LE E-TEC 600 HO, Fitment Notes: with XP Pilot 2012-2013 Ski-Doo GSX LE E-TEC 600 HO, Fitment Notes: Fo