Rear Window Rubber

Inside the cab...appearance, repair, upgrades

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blackford72
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Rear Window Rubber

Post by blackford72 »

I have a 1972 F-100 and I bought new rear window rubber, standard no chrome trim and my dad and I are having a hard time figuring out how the rubber goes on. Could anybody tell me step by step on how to install my rear window with the new rubber? If possible include pictures. Thanks!
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forrestbump
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Re: Rear Window Rubber

Post by forrestbump »

Well it's been a few years ago I did one, so bear with my faulty at best memory...

I first applied the gasket to the rear widow which I had already removed from the cab. I than applied LOTS of liquid dishwasher soap to both the rubber window gasket and the lip at the back of the cab.

My buddy and I working from each side started at the bottom and worked our way up and over the top pulling the gasket groove over the rear window lip in the cab. We used wooden strips that were about 1/16" thick by 1" wide and about 10" long as pry tools as opposed to steel screw driver blades so we wouldn't crake or breat the glass.

The rear window was a flat sheet of glass it was NOT a slider. Turned out to be much easier than I thought it would be.

Hope my verbal description helps.
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Whateverman
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Re: Rear Window Rubber

Post by Whateverman »

this is how i do it ,if you're extra patient and careful it'll work for windshields too :
( you're gonna need a buddy around to help hold the window in place)
after you get the rubber on the window,lay a thin rope in the groove on the outer edge of the seal with the ends sticking out enough to grab em (doesn't have to go all the way around the window just the top half and sides are usually enough)
when you get the window started into the opening ,pull the rope into the cab,it (usually) pulls the seal over the lip in the cab

-because you want the rope to grab the seal avoid lubing up the seal ,try to lube the cab lip instead
- try to use the strongest rope you can,the lip in the cab tears the crap out of it ,and breaking the rope off causes a whole lot of extra nightmares
- expect to have to poke some of the seal over the lip with a thin screwdriver (or what-have-you) afterwards
- still got my first first car 20+yrs later : 69 f100 sorta kinda pretending its a Mercury M100 w/a 70 f350 sport custom cab (factory buckets) 67 grille with 69 ranger cooneyes 68 merc box and hood,some supercool fiberglass fenders i scored way back when, 76 f150 disc brake frontend..currently running a 90 5.0HO 4bbl/c4 auto & 3.50 posi...originally a 360/c6 f100 Ranger with dealer added towpack (incl. kelsey hays trailer brake),boxside toolbox,behind the seat stowage & belly tank...only original parts left on 'er are the frame,rear end,rear springs,and rear bumper...
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Re: Rear Window Rubber

Post by fordman »

i did one last year. it was pretty easy. this was a used rubber. i took out the slider winodw and rubber by pealing down the rubber from the top inside of the cab. i then used screwdrivers to hold the peeled part down while i selected another top part of the rubber to peel down. i then used another screwdriver to hold that down. i then went in the middle of both screwdrivers and peeled down tha part and slowly i got the rubber to push out enough i could remove one of the furthest out screwdrivers. i then moved to the other side and peeled down more rubber using screwdrivers to hold it down. i basically did the same thing putting the solid glass back in. except i used the screwdrivers as pry bars. just a little at a time strating up each side until it all met in the center and the rubber was in. this did not work for the windshield i tried to remove. i have since just been cutting the rubbers away from the windshields.
Last edited by fordman on Thu Mar 31, 2011 9:33 am, edited 1 time in total.
71fordkid
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Re: Rear Window Rubber

Post by 71fordkid »

Are the sliding and non sliding rear window seals the same?
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Re: Rear Window Rubber

Post by Whateverman »

71fordkid wrote:Are the sliding and non sliding rear window seals the same?
I used an old non slider seal when i put a slider in my last cab
- still got my first first car 20+yrs later : 69 f100 sorta kinda pretending its a Mercury M100 w/a 70 f350 sport custom cab (factory buckets) 67 grille with 69 ranger cooneyes 68 merc box and hood,some supercool fiberglass fenders i scored way back when, 76 f150 disc brake frontend..currently running a 90 5.0HO 4bbl/c4 auto & 3.50 posi...originally a 360/c6 f100 Ranger with dealer added towpack (incl. kelsey hays trailer brake),boxside toolbox,behind the seat stowage & belly tank...only original parts left on 'er are the frame,rear end,rear springs,and rear bumper...
71fordkid
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Re: Rear Window Rubber

Post by 71fordkid »

Nice. Maybe i can finally take the rattly, leaky slider out of my truck and put the cool stickered up one piece window in from my old ford!
Ex Ford diesel dealership senior master tech (6 years)
Current bmw level 4 tech.
1972 Ford F100 Stepside - 302, forged TRW flat tops, performer 289 intake, edelbrock 600 cfm carb, CV IFS swap, 4.10 LSD disc 8.8 , AOD 4 speed auto. Currently 5 years in the making.
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Kevin69f100
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Re: Rear Window Rubber

Post by Kevin69f100 »

The rope trick works great we install rear sliders at my work and that's how we do it.
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Re: Rear Window Rubber

Post by Whateverman »

fordman wrote:.......... this did not work for the windshield i tried to remove. i have since just been cutting the rubbers away from the windshields.
:yt:
windshields are a P.I.T.A.
the only way i've managed to get them out without destroying them is by cutting the rubber off (and even then,i've busted a couple with the knife and/or cable saw i was using..)
the last windshield install i did (on my truck's previous cab,using the rope trick ,to replace a windshield that had a smal rock chip and was delaminating and fogging up inside) took over 4 hours of fighting - but that cab had been in an accident somewhere along the line and was kinda tweaked - it appeared to have been repaired with a 20lb sledge,a cutting torch,a mess of welding,the worst hackjob grinding i've ever seen and a wheelbarrow of bondo to cover it all (which wasn't detected -of course- until a year after the cab was installed on my chassis)
- the day after that windshield was replaced it got smoked by a fist sized rock thrown out from set of duallies on a dumptruck i was waiting to pass on the hwy and suffered a nice big star fracture :doh:
- still got my first first car 20+yrs later : 69 f100 sorta kinda pretending its a Mercury M100 w/a 70 f350 sport custom cab (factory buckets) 67 grille with 69 ranger cooneyes 68 merc box and hood,some supercool fiberglass fenders i scored way back when, 76 f150 disc brake frontend..currently running a 90 5.0HO 4bbl/c4 auto & 3.50 posi...originally a 360/c6 f100 Ranger with dealer added towpack (incl. kelsey hays trailer brake),boxside toolbox,behind the seat stowage & belly tank...only original parts left on 'er are the frame,rear end,rear springs,and rear bumper...
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Re: Rear Window Rubber

Post by cdeal28078 »

Replacing the back glass is easiest using the small diameter rope trick to peal the rubber to the inside of the cab while someone pressing in from the outside.
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Re: Rear Window Rubber

Post by blackford72 »

Problem Solved!!! Thanks Guys!!!
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Re: Rear Window Rubber

Post by J_Boo »

Yes, these types of windows are what you call rope-ins you have to rope them in. When you get new rubber it hasn't been worn in so it is a pain, dish soap works the best. Then after your done your suppose to use a silicon sealant around the rubber to keep water from getting in. Most people skip this step, but it's how it was done factory. If you don't do it now, you will know 5 years down the road when your pinch welds are rusted through.
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48prerunner
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Re: Rear Window Rubber

Post by 48prerunner »

any trick to taking off the chrome around the custom cabs windshield
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Re: Rear Window Rubber

Post by fordman »

48prerunner wrote:any trick to taking off the chrome around the custom cabs windshield
cut the rubber on the inside and remove the windshield first.
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