Author Topic: dmr cranks (Read 1472 times)

stuntmaster · « **on:** April 08, 2010, 07:21 AM »

how do i get the bearing off to get chainwheel off as the arm you see does not have bolt ie like two peice cranks .

anyone had a set of these

snav69 · « **Reply #1 on:** April 08, 2010, 08:01 AM »

Put it back in the frame and whack the spindle from the other side

MartyC · « **Reply #2 on:** April 08, 2010, 02:50 PM »

Quote from: snav69 on April 08, 2010, 08:01 AM

Put it back in the frame and whack the spindle from the other side

WHS^^^ +1

stuntmaster · « **Reply #3 on:** April 08, 2010, 02:55 PM »

can`t do that as don`t have a frame with that size bb . i can see what you mean tho .

Dark Diggler · « **Reply #4 on:** April 08, 2010, 04:36 PM »

Quote from: stuntmaster on April 08, 2010, 02:55 PM

can`t do that as don`t have a frame with that size bb . i can see what you mean tho .

Rest the chain ring on a vice (covered with card) with the vice open enough for the crank arm only to fit through and whack the spindle end with a rubber mallet, the chainring and the bearings should come off together

stuntmaster · « **Reply #5 on:** April 08, 2010, 08:54 PM »

right i got arm in vice and bloody bearing fell apart and left the inner bush of the bearing still stuck on , typical i have another go later after soaking bush in oil . wish i never bought the bloody things now

kuwahero · « **Reply #6 on:** April 08, 2010, 09:15 PM »

try this it may be off help

http://www.dmrbikes.com/res/pdf/maintenance/DMR-Mk3CrankInstructions.pdf

stuntmaster · « **Reply #7 on:** April 09, 2010, 06:14 PM »

cheers for info but i think that was the reason i got them cheap ie bearing press stuck on i get them fixed but now just chuck them in garage for another day