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Thread: trx90 upgrades

  1. #1
    Join Date
    Mar 2005
    Location
    boise idaho
    Posts
    282

    trx90 upgrades

    which upgrades are a must do. i am buygin my son a new 05 trx 90. it is box stock. so what mods should i do first. For now i want to run the motor stock till he gets used to it. then i want to do intake and exhaust. Suspensions is top of the to do list. I plan on using noe of those bolt on dual aarm kits. What about a cdi is it necessary.

    Suspension - what shocks?
    what arms?
    swing arm length/builder?
    rear shock?

    motor - what pipe?
    cdi?
    intake?

    tires - what wheeels offset/bolt pattern?
    which tires/size?

    And please post any relavant links so i can finsd an reasearch the info
    freedome isnt free, every one pays

  2. #2
    Join Date
    Dec 2003
    Location
    NEW HAMPSHIRE
    Posts
    350
    If you want to give me a call sometime I would be happy to give you some advice on some mods.
    WWW.ROBBSRACINGENGINES.COM

    Robbs Racing Engines 2003 NEATV-MX Engine Builder of the Year.

    #7 Robbie Leonard
    2002 50cc stock Class Champion NEATV-MX
    2003 50cc Mod. Class Champion/70 mod. 2nd. place NEATV-MX
    2004 70cc Mod. Class Champion/90 Prod. 2nd. place NEATV-MX
    2005 GNC-MX 90 Prod. Jr 3rd & 70 Mod.2nd.
    2006 NEATV-MX 90 Mod. & 90 Jr. Champion

    #7X Devin Leonard
    2006 NEATV-MX 50 Limited 3rd & 70 Prod. 3rd

  3. #3
    Join Date
    Mar 2005
    Location
    boise idaho
    Posts
    282
    thanks i will deffinetly try to call soon
    freedome isnt free, every one pays

  4. #4
    Join Date
    Jan 2004
    Location
    wolcott ct
    Posts
    550
    Rob is da man when it comes to the trx90
    Prescott racing 911-06 R w/HRC Houser+2s LSR axel & GT Thunder(o5). Jay30+A,6th-OPEN-A,5th Ty PROD90,8th Dyl 50lim,10th NEATV-MX sponcers,RER--MAIER--NAC'S-ELKA-SCOTT-SIGN TECH-EAST COAST CUSTOMS

  5. #5
    Join Date
    Oct 2006
    Posts
    607
    For your suspension needs kidsonquads.com is the only place to look.

  6. #6
    Join Date
    Aug 2006
    Location
    kentucky
    Posts
    52

    Talking

    WE USE ALL PROFAB SUSPENSION A ARMS SHOCKS SWINGARM MARK IS A GREAT GUY THIS STUFF IS TOP NOTCH AND HE HAS GOOD PRICES ON HIS STUFF HE HAS GOT A NEW WEBSITE JUST GETTING UP PROFABONLINE.COM IF ITS NOT UP IT WILL BE SOON

  7. #7
    Join Date
    May 2002
    Location
    Who the hell knows
    Posts
    65,589
    my only regret is that we couldnt get the funds to run a Robbs engine to match his suspension. mayeb we could have done more then 55 footers
    Attached Images Attached Images
    Staff Photographer ATVRiders.com
    Senior Photographer ATVInsider
    Staff Photographer GNCC Racing/ATV MX
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    Staff Photographer Cycle News

  8. #8
    Join Date
    May 2002
    Location
    Who the hell knows
    Posts
    65,589
    and the Elka shocks performed perfectly
    Attached Images Attached Images
    Staff Photographer ATVRiders.com
    Senior Photographer ATVInsider
    Staff Photographer GNCC Racing/ATV MX
    Staff Photographer Vurboffroad
    Staff Photographer Cycle News

  9. #9
    Join Date
    Oct 2013
    Posts
    3
    I just picked up an 03 for my son

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