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Is a fiberglass tub okay?

Discussion in 'Flat Fender Tech' started by 97XJ_95YJ, Jan 9, 2007.

  1. Jan 12, 2007
    PeteL

    PeteL If it wasn't for physics, and law enforcement... 2024 Sponsor 2023 Sponsor 2022 Sponsor

    Hills of NH
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    My only experience with 'glas is the two rear fenders on my otherwise original steel '34 Ford V8.

    One thing I notice is that when the tires thow up rocks *inside* the fender, it puts a spiderweb in the paint on the *outside* face. Not so great...

    Pete
     
  2. Feb 11, 2009
    DAUNTLESS46

    DAUNTLESS46 Member

    SO CAL
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    Jan 15, 2009
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    tatas are tatas plastic or not so a jeep is a jeep plastic or not as i see it :stout: both replacements have their issues and so do originals fiberglass is cheap and easy to fix but steel is steel its ur choice
     
  3. Feb 11, 2009
    DanStew

    DanStew Preowned Merkin salesman Staff Member

    Lexington, South...
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    I have a fiberglass tub. It works, but i would like a metal one. My main issue with teh fibergrlass is mine doesnt have a tailgate, and i like the tailgate much more than the solid piece. As for crack, i have all kinds of spider cracks on my tub, and didnt notice them until after i painted the tub and the paint is all messed up because of the cracks, i ran my hands over the tub to feel for impefections but i didnt catch those spider cracks :( It is nice to not worry bout rust, i can park it outside and not worry bout not having the top on. But i just like the original tub and the little things about it.
     
  4. Feb 11, 2009
    Dbarker

    Dbarker KE5MOF

    Stillwater, Oklahoma
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    i see a need for glass tubs only in situations where the metal would get destroyed by the elements, or treatment.

    note that should you bend a metal peice, you can fix it. should you bend a fiberglass piece.. well it doesnt really bend so much as snap off. you can reattach it yes, but it takes alot more skill than joe in the jeep behind you with a mobil welder fixing your frame.... so you can keep going.
     
  5. Feb 11, 2009
    sparky

    sparky Sandgroper Staff Member Founder

    Perth, WA
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    Ahem, fixing fiberglass is very easy. I've been working on a fiberglass top I have. I also made several patches on the tub last fall. It doesn't take much skill at all. It may not be as fast as welding a broken part but I've never heard of a fiberglass frame. ;) Plus with fiberglass you could just reattach whatever part using some screws and something to patch it until you're off the trail...

    Have you ever been in a situation where your fiberglass rig was broken to the point that it needed repair on the trail that you couldn't fix yourself or someone behind you couldn't fix?
     
    Last edited: Feb 11, 2009
  6. Feb 11, 2009
    DanStew

    DanStew Preowned Merkin salesman Staff Member

    Lexington, South...
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    Oh and when you hear the fiberglass crunch for the first time, you will never forget that sound :) My old jeep had them nice pretty white fiberglass fenders and they took a beating.
     
  7. Feb 11, 2009
    godevil

    godevil My Humor isnt appreciated

    Mt Pleasant SC
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    If you never have worked in fiberglass before here is a wonderful site to a great product.
    West Systems is what we use on marine repairs and they have a product to cover every application and great tech to help you through the project.
    http://www.westsystem.com/ss/

    Good luck with the Jeep.

    Donnie
     
  8. Feb 11, 2009
    Dbarker

    Dbarker KE5MOF

    Stillwater, Oklahoma
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    I was always under the impression that glass was a pain to get fixed properly. you can fast patch yes, but i understood it that to patch it so it doesnt appear to have ever happened is difficult, and even after a patch, its not as strong as it was.

    I may be horribly wrong on this. But i still think being able to weld on the trail is better than having to glass it back together...

    And i wasnt refering to there being a fiberglass frame, just that its easier IMO to weld a frame on the trial than it is to fix fiberglass on the trail... patching glass in the field is well.. not possible really.. unless you have the supplies and time. if your all steel, you can just patch up and go no matter what the busted piece is.
     
    Last edited: Feb 11, 2009
  9. Feb 11, 2009
    sparky

    sparky Sandgroper Staff Member Founder

    Perth, WA
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    Still, have you ever experienced this yourself or is it just speculation? I mean have you ever had a fiberglass tub busted in the field on the trail to the point where you couldn't fix it and go? I mean, fiberglass is tough stuff and it would take ALOT to get it to such a point that your rig wasn't driveable and if the rig wasn't I'd be more concerned about the driver...
     
  10. Feb 11, 2009
    windyhill

    windyhill Sponsor

    PA
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    I like metal. One of the things I really like about Jeeps is that there a piece of history that I feel I'm saving. I like thinking about all the things these old Jeeps have done over the years and the "stories" they would tell if they could. They just don't quite seem right to me with a fiberglass body, I like seeing the dents and dings and body rivets.:) I also agree about the tailgate. The truth is that everyone will have a diff opinion on here and the only one that really matters in this case is yours. What do you want? It's your Jeep if you like fiberglass go for it!
     
  11. Feb 11, 2009
    SUCKYJUNK

    SUCKYJUNK Painter

    New Lothrop, MI
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    check out my favorite Jeep, it's metal and glass
     
  12. Feb 11, 2009
    cj6/442

    cj6/442 Sponsor

    Fallbrook, Calif
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    I totally agree with jackrabbit396. fiberglass does not make the same cool sound as metal when wheel'n in the rocks. how else would I see the same cute nurse for my tetnious shot every year. rock rash is cool.
     
  13. Feb 12, 2009
    cpt logger

    cpt logger Member

    Western Colorado
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    As has been said, It is YOUR Jeep, do what you like. I have run fiberglass fenders, hood, and front clip on my VW Baja for many years now. The 'glass is fairly easy to repair. It does take a different set of skills to repair properly. These skills are fairly easy to master (or at least to get you by). It is fairly strong. When I have ripped off a fender, I just throw it in the back seat and go on, or (I kid you not) tape it back together with 100 mile an hour tape. This is alluminum backed tape. This is a temperary fix to get me home. I have helped friends screw theirs back together with wood screws and thin wood slats.
    It took a lot of force to break a fender with a bang againt the rocks or trees. I usually ripped a fender by hooking them with a tree branch. Steel would have been much harder to repair to get me home. The 'glass parts flex quite a bit before they break, but this flexing will pop the paint off. So I would get the "gell coat" if I were to buy a new set of 'glass for my Baja.
    That being said, I personally would try to keep my Jeep steel. However if it already had a fiberglass body on it I would run it as is. IHTH, Matt W.
     
  14. Feb 12, 2009
    cj-john

    cj-john Member

    Galveston, IN.
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    Dang, what a polarizing subject! I have both. My white Jeep is a glass body from AJ's. I wanted to build something that would be around for my kids to drive. I set down and figured what it would cost to fix and paint the steel body I had and for about half that cost I bought a new tub, fenders and hood. I hate the hood, way to flimsy. Other than that I really like the glass body. Wiring is a non-issue. My only real compaint while building my Jeep was how bad I itched for about a year! That stunk. My tub is not light by any stretch of the imagination. But it is very strong. They beefed up the body pretty much anywhere it needed it. The white gel coat is great. As for the GPW, original steel body, love it. Total peice of history. No matter where we go someone will comment on the old "Army Jeep". That is cool, I get no such attention with the white Jeep.
     
  15. Feb 13, 2009
    lynn

    lynn Time machine / Early CJ5 HR Rep Staff Member

    Huntingdon PA
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    Steve, 1n 1995 I replaced the rusted out steel tub on my CJ with a used glass tub, of unknown age and origin.
    It was a plywood core tub. I could tell because I could see it where the PO's mufflers had burnt through the bottom of the glass tub and charred the core!!!!
    I patched those, and plated the underside with some scrap 1/8" aluminum plates.
    For the next 12 years I wheeled that rig a few times ;)
    Then sold it to Don 2 yrs ago, who is still wheelin it...

    Never had an issue with the tub. Easy to modify, easy to care for, no rust issues.
    If you're building a driver or wheeler, nothing wrong with glass. If you're doing an orininal restoration for show, then glass probably isn't appropriate.

    Good luck, keep us posted... with pics! :D
     
  16. Feb 13, 2009
    timgr

    timgr We stand on the shoulders of giants. 2022 Sponsor

    Medford Mass USA
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    IMO I'd prefer a steel tub. Personally I'd rather work with steel than with fiberglass. Plus, to me, the condition of the tub indicates the condition of the chassis ... rust is a pain, in the chassis or in the body. I also feel that a replacement glass body is not as crash worthy as the original steel body. A glass body designed to work around a chassis (like the Corvette) is probably lighter than an equivalent design in steel, but I don't think there's much if any weight advantage to a glass tub if the tub has been built sturdy enough to survive Jeep usage.

    I believe the fiberglass tubs exist because the costs to mold a fiberglass body are much lower than the capital costs to stamp the equivalent steel. Thus the fiberglass bodies can be sold at a lower cost, and can be made locally by small companies ... shipping costs for these are a big factor.

    IMO the fiberglass tubs are adequate, but not optimal. Other factors may outweigh the suboptimal tub ... you have to weigh what's involved and decide.

    hth!
     
  17. Feb 13, 2009
    Boyink

    Boyink Super Moderator Staff Member

    Tulsa, OK
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    I think they exist because Jeepers in the rustbelt want an alternative to yet another steel body that will rust out quickly if driven in the salt.

    I'd venture to say most old Jeeps running around in my area have fiberglass tubs. It's just an assumption.

    I can't speak for the weight of the tub, but I could easily lift the 'glass one-pc clip I had on Dutch. Not sure I could do that with the original steel pieces if all connected.
     
  18. Feb 13, 2009
    sparky

    sparky Sandgroper Staff Member Founder

    Perth, WA
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    Yeah, the weight difference between my fiberglass hood and a stock hood is pretty phenomenal. Not to mention when the hood flies up and off the Jeep while you're driving it, you just go pick it up off the road and put it on. No dents, no dings, no damage. Try that with a steel hood. R)

    Tub may be as heavy as steel, I dunno. Never weighed the two.

    It all comes down to what you want to do with the Jeep. There are people, and a few have posted here with unconstructive comments, who will always say fiberglass is bad but don't have much basis for it never having owned on. Ignore them, if you want a fiberglass tub then get one, who cares.

    I prefer steel but having had fiberglass I'm really struggling to understand the ridiculous comments and statements I see made about it.
     
  19. Feb 13, 2009
    cj6/442

    cj6/442 Sponsor

    Fallbrook, Calif
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    sorry sparky, that would have been a good use of the little red flag.......next time.
     
  20. Feb 13, 2009
    Vanguard

    Vanguard Take Off! Staff Member

    Vista, CA USA
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    I have a 15 year old 4wd hardware tub. I like it. It's very strong and has held up well. My driving factor was cost and the fact that I wouldn't have to paint it, since it came gelcoated. I
     
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