Lawn Striper Kit for John Deere 737 Series with 60" 7 Iron Mower Deck, model year 2004 Lawn Striper for John Deere 737 Z-Trak series with the 60" 7-Iron Mower Deck, model year 2004 Bolts to the anti-scalp wheel brackets after the predrilled holes in the brackets are drilled out to 3/8 Please measure the distance between the anti-scalp wheel brackets on your machine. Distance should be 51" Watch YouTube Video for Installation Instructions - John Deere 54" Installation Video Made in St. Michael Minnesota by Harrison Specialties - Manufacturing aftermarket turf stripers since 2006 with thousands in service