Author Topic: twin leading shoe front brake  (Read 11300 times)

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Offline LWC82PE

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Re: twin leading shoe front brake
« Reply #15 on: March 11, 2009, 07:19:25 pm »
havent tryed T250 yet what year are they?

. i think i posted a link to a GT 185 one on ebay and they have the same linkages and shoes as the 69 TS250 but the brake plate is different part numebr.  i can already confirm the linkages are different on the 69 TS 250/73 GT 185. look at the photo of the linkages/arms on the plate on the PE and then look at the linkages on the 69 plate ive posted. They are different. The T500 also used the same linkages/arms as the GT/TS.

Doc that plate is on US ebay generation cycle maybe? if you cant find it sing out
« Last Edit: March 11, 2009, 07:21:11 pm by LWC3077 »
Wanted - 1978 TS185 frame or frame&motor. Frame # TS1852-24007 up to TS1852-39022

Offline cyclegod

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Re: twin leading shoe front brake
« Reply #16 on: March 11, 2009, 07:51:49 pm »
Here's a pic of my GT185 hub that I had hoped to use on my TMS185 project it's the same size as a DT250A full width hub

Ban BLACK rims NOW

Offline LWC82PE

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Re: twin leading shoe front brake
« Reply #17 on: March 11, 2009, 08:16:53 pm »
thats the same as this one
http://cgi.ebay.com/ebaymotors/1973-Suzuki-GT-185-Rear-Brake-Assembly_W0QQcmdZViewItemQQ_trksidZp3286Q2em20Q2el1116QQitemZ150308563458QQptZMotorcyclesQ5fPartsQ5fAccessories

see how the brake plate doesnt hang over the bottom edge of the hub more than the rest.

what ID is the hub?

i have an idea

the one the PE could be a T250 T350 T305 TC305 Front Hub laced to a PE alloy rim. the road bike hub has 15 ID bearings so perhaps they have converted back to 12mm ID bearings. the T350, 305 etc hub has 160mm ID hub but im not sure that hub on the PE looks that big? also the T305/350 hub has the same casting pattern in between flanges as  PE hub. i could be onto somthing here but i still need to find a photo of a T305/350/250 brake plate as you just cant trust alpha-sports and also get better pics of the mystery PE hub/brake plate.
Wanted - 1978 TS185 frame or frame&motor. Frame # TS1852-24007 up to TS1852-39022

Doc

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Re: twin leading shoe front brake
« Reply #18 on: March 11, 2009, 08:37:02 pm »
woh! found it thanks Leith but for that sort of money it can happilly stay where it is :D one will turn up locally sooner or later for a much better price I'm sure ;)

Offline cyclegod

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Re: twin leading shoe front brake
« Reply #19 on: March 11, 2009, 08:45:13 pm »
woh! found it thanks Leith but for that sort of money it can happilly stay where it is :D one will turn up locally sooner or later for a much better price I'm sure ;)

What do you reckon mine is worth Chris?
Ban BLACK rims NOW

Offline LWC82PE

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Re: twin leading shoe front brake
« Reply #20 on: March 11, 2009, 09:20:47 pm »
ive just noticed something

the linkage clevis rod on the first photo in this post on page one is the same as this photo of a 83 RM250 plate. what the hell is it? could it be some made up custom job from all sorts of parts? but what is the brake plate? i really need to work out what the plate /hub is



the linkage arms seem to be the same angles as this RM one but they are in chrome/zinc plate steel and positioned the other way around, so that strongly suggests they are factory suzuki brake arms, but they are not the same as the early road bike ones.
« Last Edit: May 24, 2009, 10:55:33 pm by LWC3077 »
Wanted - 1978 TS185 frame or frame&motor. Frame # TS1852-24007 up to TS1852-39022

Offline cyclegod

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Re: twin leading shoe front brake
« Reply #21 on: March 11, 2009, 09:24:10 pm »
Brake plate looks like T305 etc but linkages are from something else entirely, to give more leverage perhaps?
Ban BLACK rims NOW

Offline LWC82PE

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Re: twin leading shoe front brake
« Reply #22 on: March 11, 2009, 09:30:30 pm »
this is TC305 its hard to determin if this plate has the over hang at the bottom of the brake plate though.

i would be happy to use RM linkages/pivot arms and a different brake plate. just have to work out if there is another one that fits in the PE hub or to use a TC305 hub? because it look very much like the PE one , just needs to be black. im trying to find out OD of a TC/T305 front hub to see how much bigger they are. i would say at least 10mm as the shoes are 160 and the PE is 150mm.

« Last Edit: March 11, 2009, 09:33:40 pm by LWC3077 »
Wanted - 1978 TS185 frame or frame&motor. Frame # TS1852-24007 up to TS1852-39022

oldfart

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Re: twin leading shoe front brake
« Reply #23 on: March 11, 2009, 09:34:04 pm »
Rm plate won't fit ( too deep ) .....been there done that

Offline LWC82PE

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Re: twin leading shoe front brake
« Reply #24 on: March 11, 2009, 09:35:50 pm »
and different size shoes too.

this one shows the over hang at the bottom i was mentioning

http://cgi.ebay.com/ebaymotors/1972-SUZUKI-TS250-TS-250-FRONT-BRAKE-PLATE-TM-400-185_W0QQcmdZViewItemQQ_trkparmsZ72Q3a1205Q7c66Q3a2Q7c65Q3a12Q7c39Q3a1Q7c240Q3a1318Q7c301Q3a0Q7c293Q3a1Q7c294Q3a50QQ_trksidZp3286Q2ec0Q2em14QQhashZitem280315115548QQitemZ280315115548QQptZMotorcyclesQ5fPartsQ5fAccessories

im now thinking the that the front arm on the PE hub isnt custom made from a normal lever with the top arm from something else welded on because the bolt is under the pivot and ive been looking at a lot of single leading shoe brake plates and they all have the pinch bolt above the pivot or on the oustside.
« Last Edit: March 11, 2009, 09:55:40 pm by LWC3077 »
Wanted - 1978 TS185 frame or frame&motor. Frame # TS1852-24007 up to TS1852-39022

Offline LWC82PE

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Re: twin leading shoe front brake
« Reply #25 on: March 12, 2009, 08:48:55 am »
ok here is some better photos! of what im trying to identify. im still convinced its suzuki. If some one can positively ID this brake plate for me i would have to seriously consider a reward. Im thinking the hub is original PE now but not the plate.





« Last Edit: March 12, 2009, 08:54:53 am by LWC3077 »
Wanted - 1978 TS185 frame or frame&motor. Frame # TS1852-24007 up to TS1852-39022

clutchslip

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Re: twin leading shoe front brake
« Reply #26 on: March 12, 2009, 10:57:55 am »

Offline LWC82PE

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Re: twin leading shoe front brake
« Reply #27 on: March 12, 2009, 12:32:50 pm »
that is not the one and they are real big though! i have found that yamaha SR250 1990 has twin leading shoe brake with 150 x 25mm shoes. PE is 150 x 28 so that is a possibility. im going to see if i can find a pic of a SR250 now.
Wanted - 1978 TS185 frame or frame&motor. Frame # TS1852-24007 up to TS1852-39022

Offline LWC82PE

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Re: twin leading shoe front brake
« Reply #28 on: March 12, 2009, 05:31:20 pm »
i am now pretty sure its not any pre 75 suzuki brake because from looking at all the ones i have seen including the 74 T500 i worked on today, they dont have 'brake lining wear limit' writen inside a square. I think this only came out when ADR's came in ??? The way that it is on the mystery plate is also the same as on a Yamaha IT? rear plate i looked at today and the arrangement of the words in the square is different to the way suzuki cast it in. I found this photo of a 1990 SR250 ( the only one i can find so far). Im surprised they were still running a drum front then. it looks very similar to the mystery plate, but im still not 100% sure (need a better photo), but now im thinking it could be yamaha and/or could be something newer than late 70's or at least when bikes were required to have the warning note cast into the brake plates. Has anybody got a SR250 yamaha?


« Last Edit: May 24, 2009, 10:58:31 pm by LWC3077 »
Wanted - 1978 TS185 frame or frame&motor. Frame # TS1852-24007 up to TS1852-39022

Offline LWC82PE

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Re: twin leading shoe front brake
« Reply #29 on: March 12, 2009, 08:10:40 pm »
its off 82, 83 or 85 suzuki GN250 ( possibly other non US models that dont show up on Alpha Sports aswell) This has now been solved.

just need to confirm shoe diameter to be 100% sure
« Last Edit: March 12, 2009, 08:22:36 pm by LWC3077 »
Wanted - 1978 TS185 frame or frame&motor. Frame # TS1852-24007 up to TS1852-39022