John Deere Rear Idler | Part #RRAT493209 This rear idler is a new aftermarket undercarriage replacement part built to fit John Deere equipment to help restore proper track movement, alignment, and machine reliability. Product details Part type: Rear Idler Reference part number: RRAT493209 Condition: New aftermarket replacement Application: Compact equipment undercarriage repair Why this part matters A worn rear idler can cause track misalignment, accelerated track wear, vibration, and reduced undercarriage life. Replacing worn components helps the track system run straighter and protects the rest of the undercarriage. Build and fitment notes Designed to replace worn or damaged undercarriage components Built for contractor-grade compact equipment use Guides track tension and alignment Recommended with For best service life, inspect the matching rubber tracks, drive sprockets, rollers, and idlers at the same time. Contact our fitment team to confirm the correct parts for your machine. The TrackTECH advantage Same-day shipping on in-stock orders placed before 12 PM CT Free Shipping to the Lower 48 24-month warranty on materials and workmanship Contractor pricing — bulk and fleet discounts available Fitment verified before shipping
