Keep in mind --ITS COLD OUTSIDE -- some places During winter. UPSTATE N.Y. Being One of Them.
1st. picture is of P700-4 with tracks -- Heater/ Defroster -- Winshield Wiper/Washer -- Honda Seat Covers With Sear Heaters
2nd & 3rd. Pictures 2015 P500's ( NO heat )
4th. Picture 2018 P500 -- use tracks on this one in winter & it has -- Heaer / Defroster -- Windshield Wiper/Washer -- plus rzr bucket seats with Seat Heaters
As the Song goes ( Baby Its Cold Outside ) -- nice to have All the Heat & NO DRAFTS.
If you were to take 1 ride with the Temperature between ( +20° F to -20° F ) after 1st. 100 feet or less the Difficulty Figuring" WHY" WILL BE GONE.
No Offence Taken or Intended.
Doors
2nd & 3rd pictures2015's-- -- double Doorc& & Latch ( OEM P500 Top 1/2 door -- & Retain Bottom OEM door ) Latch on each Door
4th picture 2018 P500 with P 500 doors
5thpicture 2018 P500 HAS the P520 Doors. ( Much BETTER Single Door & Latch System -- plus better overall seal ) the bottom OEM Door is Removed.
FYI: The P520 Doors --"Cost More But Worth it"