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-   -   '12 shock removal (http://www.gasgasrider.org/forum/showthread.php?t=13281)

GMP 09-12-2012 10:07 PM

'12 shock removal
 
The '12 shock comes out the bottom easy!

Remove pipe, rear wheel
Remove right number plate and rear silencer bolt, and pivot silencer up in rear
Remove rear pull rod bolt, lower shock bolt, pivot rocker back
Lift and retain swing arm all the way up wit tie down over rear fender
Remove upper shock bolt
Lower shock and turn so that reservoir is in left forward corner of swing arm
Tilt slightly rearward and draw out through bottom

GMP 09-20-2012 07:57 AM

Shock is back in and all together in ten minutes, way easier than my old bike.

nato 03-26-2013 05:13 AM

Did you have to change your spring mate? If so what did you go to and whats your weight. I have mine apart to grease all the linkage and swing arm bearings so i think i may go up on the spring as i weigh 205pounds while its apart. What are your thoughts?

GMP 03-26-2013 08:39 AM

Funny you should ask, I have .46/5.6 combo on the way. I'm 176 naked, 205 ready to race, no tools, just water pack. (gear adds up!) Top 3 BSSR rider. I never bottom the bike hard, but I do use all the travel in the bigger bumps. Sounds stiffer than I would normally try, but I'm going to trust our buddy Steve here and give it a go. Light preload on both ends and drop the oil in the fork outer a little.

nato 03-26-2013 11:25 AM

I will keep an eye on your report for this.

Simmo737 03-28-2013 12:12 AM

Glen, your a champ, it's so easy it's amazing, the only good thing about husky now available on gg.

nato 04-03-2013 03:47 AM

Got it yet glenn?

Jakobi 04-03-2013 05:22 AM

Quote:

Originally Posted by GMP (Post 107340)
Funny you should ask, I have .46/5.6 combo on the way. I'm 176 naked, 205 ready to race, no tools, just water pack. (gear adds up!) Top 3 BSSR rider. I never bottom the bike hard, but I do use all the travel in the bigger bumps. Sounds stiffer than I would normally try, but I'm going to trust our buddy Steve here and give it a go. Light preload on both ends and drop the oil in the fork outer a little.

I know its not a 2012 model, but thats the same logic I applied with the TTX setup on my 2010. .46 front and 5.4 rear. 3mm preload on the front and 12mm on the rear. Bike sits up in its stroke very nicely. The forks are great, but the shock still needs some valving. Pretty sure its valved right on if you're into MX. Too stiff in the initial part of the stroke for bush work.

GMP 04-03-2013 08:47 AM

12mm is too much preload and ruins the ride. If you need that much to make the bike turn you are either to soft on rate or too stiff on the fork. True, your valving is likely wrong, but preload will always aggrevate kick and tracking on the GG rear suspension.


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Vindicator 04-03-2013 09:28 AM

I'm 200 and I have 5.6 on the shock and 0.46 on the bars. No more than 5mm preload on the shock and 5mm on the front. To be quite honest I never measured the SAG but the rear works quite well for the moment. Had to adjust the rebound 2 or 3 times but now I find it quite good . Amazing traction !

Vindicator 04-03-2013 09:30 AM

Quote:

Originally Posted by GMP (Post 107894)
12mm is too much preload and ruins the ride. If you need that much to make the bike turn you are either to soft on rate or too stiff on the fork. True, your valving is likely wrong, but preload will always aggrevate kick and tracking on the GG rear suspension.


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Go with the next spring rate but with less preload, always worked for me

Jakobi 04-03-2013 03:34 PM

Quote:

Originally Posted by GMP (Post 107894)
12mm is too much preload and ruins the ride. If you need that much to make the bike turn you are either to soft on rate or too stiff on the fork. True, your valving is likely wrong, but preload will always aggrevate kick and tracking on the GG rear suspension.


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I know you stand by that Glenn but my figures fall into place perfectly. Going stiffer I'd end up with too much static sag for the my target race sag of 105-110mm. At the moment I'm right around the 35mm mark which is ideal. I have tried backing the preload off to 10mm and IMO it didn't feel as good for me. You might be right that the forks could be a half a rate too firm, but the overall back to front balance of the bike is perfect. Off jumps, water bars, in corners the bike is perfect. Turns like a knife but is stable still. My issues are definitely valving related. To make it handle big square edges I do so in exchange for less compliance over small trail trash (roots and rocks). Going back the other way vice versa. I've tried just about everything externally adjustable. Preload, CSC, Comp & Rebound. Spoke with multiple tuners. Definite revalve issue.

But now back on topic, have you got your springs in yet?

GMP 04-03-2013 03:54 PM

Springs are on the way. Won't get to test for another week. To be honest, I don't even know what my exact race sag is, and I don't care. It's somewhere around 115mm. I now adjust by feel and steering, and add compression until things get harsh, then back off a couple clicks.


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mikesixdays 04-03-2013 06:39 PM

for me in 5 minutes...


Remove rear wheel
Remove rear pull rod bolt, lower shock bolt, pivot rocker back
Lift and retain swing arm all the way up wit tie down over rear fender
Remove upper shock bolt
Lower shock and turn so that reservoir is in left forward corner of swing arm
Tilt slightly rearward and draw out through bottom
:p

rgranger 04-03-2013 07:33 PM

Girard turned me on to that last technique , but it will come out the top without pulling the wheel. At least on the '11.

nato 04-05-2013 09:27 PM

I think it is a good idea to have the front springs replaced as now I have the rear spring changed it feels soft in the front. Will try adjusting the compression clicker first as I only got a quick chance to try it. Rear feels great apart from a bit of a kick but as I said I have not yet been able to make any changes

nato 05-02-2013 07:50 AM

Got them in Glenn?

GMP 05-02-2013 10:06 AM

Yes, have time on the combo now in rocky conditions through medium speed trails. Short answer: 5.6 rear is slightly stiff for me, .46 fork is good.

Bike felt unbalanced and not as stable once speeds picked up over a technical crawl pace. It really bothered me so I went back to the truck to make some adjustments. Dropping rear preload helped, but now I'm down to less than 8mm and I have over 45mm static sag for a 110mm race sag number. So, adding it all up I think a 5.4 would be better for me on this bike and match the .46 fork springs. I'm running only 1mm preload on the fork and its nice. PFP full out for slow rocky stuff, in a turn for faster stuff, maybe more for sandy trails and whoops.

nato 05-02-2013 07:11 PM

I found the 5.6 fine for myself however i have the feeling the front needs a heavier spring setup as it feels as though it sits a bit high in the backend now.

GMP 05-02-2013 08:46 PM

Yeah, if your 205 lbs (no gear) it should be OK. The fork needs to be balanced though. For a 5.6 rear, .48 fork probably. I like the .46s and will run them with the 5.4.


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nato 05-06-2013 05:53 PM

I am planning to go to a .46 fork spring setup. Do I have to take the forks out to swap them out?

Simmo737 05-06-2013 08:27 PM

Quote:

Originally Posted by nato (Post 110518)
I am planning to go to a .46 fork spring setup. Do I have to take the forks out to swap them out?

yep, though really easy, you just need a bucket, a socket set/torque wrench and a measuring jug and a vice with either soft jaws or some cardboard to protect the fork , the manual for marzocchi 48s is on the sight somewhere, the gas gas manual has spring change info but its for the open chamber 45/48s.

it wouldn't take you an hour including removing/replacing forks from bike.if you need help let me know.

nato 05-07-2013 12:44 AM

Thanks mate.

n_green 05-07-2013 05:53 AM

Simmo off the top of your head what are the dimensions of the springs in the CC Marz 48's?

Been told the springs out of 48mm Sachs, which are also for 48mm KYB will fit.

Dimensions of the Sachs/KYB spring is 44 x 460mm.

Onespeed 05-07-2013 09:38 AM

Where can I find the tightening torques for linkage? Been meaning to pull my linkage apart and re grease everything.

Simmo737 05-07-2013 06:38 PM

Quote:

Originally Posted by n_green (Post 110557)
Simmo off the top of your head what are the dimensions of the springs in the CC Marz 48's?

Been told the springs out of 48mm Sachs, which are also for 48mm KYB will fit.

Dimensions of the Sachs/KYB spring is 44 x 460mm.

I'll go measure, I know the Sachs 48 were kyb 48 so I'm thinking they'll all cross over, the replacement springs I bought for the Sachs were longer like you've noted from memory, the marz48 stock were 5mm longer than the replacements I got from two wheels. The Sachs stuff fits in Marz 50, and Showa 49/47 as well, i Think. Varing lengths of course.


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