B0110-15636-CL Defender MAX HD 5/8/10/(2016+) PC rear panel with sliding window

Do the top brackets fit around top of roll cage?

Yes. Please know that part 3&4&5 are used for installation if your vehicel has an OEM roof; if your vehicle does not have OEM roof, then you could use the part 3&4&5 for installation. You could refer to the attached photo or the user manual.

How to clean mud on the windshield?

Please refer to the video below.

https://www.amazon.ca/vdp/0d3a8a5c33db44d5884818164622f661?aci=amzn1.ive.seller.video.0d3a8a5c33db44d5884818164622f661&product=B0D7BV3KV6&ref=cm_sw_cp_r_ib_dt_JOuOlePlsg8uP

How to clean dust on the windshield?

Please refer to the video below.

https://www.amazon.ca/vdp/07af15335e1f4a78b201a9920cad47e3?aci=amzn1.ive.seller.video.07af15335e1f4a78b201a9920cad47e3&product=B0D7BV3KV6&ref=cm_sw_cp_r_ib_dt_XsUkriph0Doqc

How to remove the windshield film?

Please refer to the video below.

https://www.amazon.ca/vdp/02804d6f711e4128ac3e63d1d73b22a0?aci=amzn1.ive.seller.video.02804d6f711e4128ac3e63d1d73b22a0&product=B0D7BV3KV6&ref=cm_sw_cp_r_ib_dt_PZ2lAEjww6O78

Installation of KEMIMOTO UTV Vented Rear Windshield

Please refer to the video below.

https://www.amazon.ca/vdp/0ff4094a1522482abd970c7523ef6596?aci=amzn1.ive.seller.video.0ff4094a1522482abd970c7523ef6596&product=B0D7BV3KV6&ref=cm_sw_cp_r_ib_dt_hAgOY4vAH4myt

What are the dimensions of the windshield?

It is baout 53.94×21.65inch.