Nishiki Serial Number Database
#2701

This was left outside behind a house that went up for sale. The yard cleanup crew put it out on the curb. I've brought it back to life.
Nishiki Pueblo All Terrain Series 1207
New saddle, chain, bar, grips, brake and shift cables, housing, and pads.
The serial is GZ670442
Shimano Friction shifters
Shimano FD & RD
Dia-Compe Canti brakes and levers
Sugino VP crank
18 speed 3 x 6
Last edited by rosshoodie; 02-14-25 at 01:10 AM. Reason: Addition
#2702
Newbie
Joined: Apr 2019
Posts: 32
Likes: 7
‘91 Ariel LTD: Now in Tucson
Thanks! I sold the ‘91 Ariel LTD with full Suntour XCD and Mag20 to a collector in Tucson this past weekend. It’s now part of one of the largest ECS (elevated chain stay) bike collections in the country.
Other than the stem (Univega Concept), headset (LX), tires and a color “close” respray, all else is OG down to the Sedis chain and foam grips.

‘91 Nishiki Ariel Ltd. XCD Xpress
Other than the stem (Univega Concept), headset (LX), tires and a color “close” respray, all else is OG down to the Sedis chain and foam grips.

‘91 Nishiki Ariel Ltd. XCD Xpress
#2703
Newbie
Joined: Aug 2024
Posts: 35
Likes: 28
I just picked up a Nishiki yesterday. Wasn't really planning on it it just kind popped up. The colors is what got me actually. I just had to have it. But it seems to be a bit of a mystery as to what it actually is. I can't find what model it would align with.
The serial number is EA100806. So from my understanding it is a European frame, made in 1981 for likely 1982. I am in Canada so it could be a frame that just ended up here. It has full Shimano 600 components, and Ambrosio Elite red annodized wheels. The only parts that have been swapped out are the tires, chain and cables.
The paint seems to be original. Where it is flaking off it chips off to bare metal. It is cracked and crazed like a laquor based paint would, and there is no clear coat. Besides being extremely dirty and rough paint it is in decent shape. I plan on stripping it all down and repainting it anyway. I would just have to find the propper decals for it or have them made. Some seem to be missing like the Tange steel decal and the Handcrafted by Kuwamara decal on the chain stay.
I have looked up what I could for catalogues but the color and components specs do no line up with anything I can find. Everything from the early 80s seem to have Sun Tour or Campy for the higherend models. And I know with 600 everything this wasn't an entry level bike.
Does anyone have an idea what model it could be?








The serial number is EA100806. So from my understanding it is a European frame, made in 1981 for likely 1982. I am in Canada so it could be a frame that just ended up here. It has full Shimano 600 components, and Ambrosio Elite red annodized wheels. The only parts that have been swapped out are the tires, chain and cables.
The paint seems to be original. Where it is flaking off it chips off to bare metal. It is cracked and crazed like a laquor based paint would, and there is no clear coat. Besides being extremely dirty and rough paint it is in decent shape. I plan on stripping it all down and repainting it anyway. I would just have to find the propper decals for it or have them made. Some seem to be missing like the Tange steel decal and the Handcrafted by Kuwamara decal on the chain stay.
I have looked up what I could for catalogues but the color and components specs do no line up with anything I can find. Everything from the early 80s seem to have Sun Tour or Campy for the higherend models. And I know with 600 everything this wasn't an entry level bike.
Does anyone have an idea what model it could be?








#2704
Nishiki Backroads Mt bike
Adding a red Nishiki Backroads Mt bike to the database. It has a Suntour XCM drive train. Rear derailer is a Suntour XCM 3040.
Rear freewheel has 6 cogs.
I'm guessing a 1988 model.
SN is GZ859124.
The stem has 1988 stamped on it.
Matching red handlebar.
Has made in Taiwan sticker.
Hubs are Joytech on Araya rims.
Frame decal shows 4130 CroMo double butted










Rear freewheel has 6 cogs.
I'm guessing a 1988 model.
SN is GZ859124.
The stem has 1988 stamped on it.
Matching red handlebar.
Has made in Taiwan sticker.
Hubs are Joytech on Araya rims.
Frame decal shows 4130 CroMo double butted










Last edited by cooperryder; 05-15-25 at 11:59 AM.
#2705
Newbie
Joined: May 2025
Posts: 4
Likes: 2
Vintage Nishiki
I thrifted a near new vintage Nishiki today CI 04800. I can't upload a photo as I'm new. I think it is a Canadian 1979 manufacture number 4800? The model is called "Superbe".
There is an N shaped hole on the bottom under the serial number which seems very crazy to me!
There is an N shaped hole on the bottom under the serial number which seems very crazy to me!
#2706
I had started another thread looking for info about my Nishiki frame, but perhaps here would have been better.
The frame is Tange Champion 2, Shimano drop outs, randonneur braze ons, "Rinko" fenders and headset, internal cable and wire routing, and amazing, deep burgundy paint. I'm not sure by the serial number how to date it.




The frame is Tange Champion 2, Shimano drop outs, randonneur braze ons, "Rinko" fenders and headset, internal cable and wire routing, and amazing, deep burgundy paint. I'm not sure by the serial number how to date it.




#2708
Senior Member

Joined: Sep 2010
Posts: 1,410
Likes: 282
From: Rupert's Land
Bikes: 1981 Raleigh GP, 1985 Norco Bush Pilot, . . .
I thrifted a near new vintage Nishiki today CI 04800. I can't upload a photo as I'm new. I think it is a Canadian 1979 manufacture number 4800? The model is called "Superbe".
There is an N shaped hole on the bottom under the serial number which seems very crazy to me!
There is an N shaped hole on the bottom under the serial number which seems very crazy to me!
Picture assist:

CoconutsCove Album
#2709
Senior Member

Joined: Sep 2010
Posts: 1,410
Likes: 282
From: Rupert's Land
Bikes: 1981 Raleigh GP, 1985 Norco Bush Pilot, . . .
I had started another thread looking for info about my Nishiki frame, but perhaps here would have been better.
The frame is Tange Champion 2, Shimano drop outs, randonneur braze ons, "Rinko" fenders and headset, internal cable and wire routing, and amazing, deep burgundy paint. I'm not sure by the serial number how to date it.

The frame is Tange Champion 2, Shimano drop outs, randonneur braze ons, "Rinko" fenders and headset, internal cable and wire routing, and amazing, deep burgundy paint. I'm not sure by the serial number how to date it.

Kawamura had different serial numbers for each foreign market and the Japanese domestic market.
The Kawamura serial number for the Japanese domestic market did not start with a letter for the country. In a sense, it is omitted or assumed to be for Japan.
The first letter "J" is for the year of frame manufacture, 1980.
Looks like a well maintained frame.
Edit:
This is a randonneur style frame and this style was not common in North America in 1980. Several other Japanese domestic brands sold this style of bicycle.
Last edited by Hummer; 06-07-25 at 11:29 AM. Reason: More comments
#2710
Newbie
Joined: May 2025
Posts: 4
Likes: 2
Thank you for the reply and for posting the photo Hummer. Since my initial post I have seen an entire thread dedicated to photos of this style of hole on the bottom of some frames. I am curious why these holes exist? Seems like a point where water would be able to get in, and also seems like it would weaken the integrity of the frame, but clearly neither of these is a concern. Why do some bikes have this feature and not others?
#2711
Thank you for the reply and for posting the photo Hummer. Since my initial post I have seen an entire thread dedicated to photos of this style of hole on the bottom of some frames. I am curious why these holes exist? Seems like a point where water would be able to get in, and also seems like it would weaken the integrity of the frame, but clearly neither of these is a concern. Why do some bikes have this feature and not others?

#2712
Newbie
Joined: May 2025
Posts: 4
Likes: 2
You're not the only one who has wondered. But this is a feature of many high end frames. Usually the cutout features the logo of the maker. There should be a bellows inside to protect the bearings and axle, maybe contain grease. It still does not prevent the inside of the bottom bracket from rusting, but it does let water drain that could come down through the seat tube.
#2713
Full Member

Joined: Feb 2013
Posts: 332
Likes: 167
From: Worcester, Massachusetts
Bikes: Fuji Sportif 1.7C, Shogun Metro AT, Fuji Special Road Racer, Mongoose ATB, Fuji SST 1.0 Team, Specialized Rockhopper SS, Univega Gran Turismo, Univega Supra Sport Mixte, Nishiki Tri-A, Diamondback Coil, Specialized Fuse, etc.
Happy to contribute! Just finished this Nishiki Meridian hybrid earlier this week. Really came out nice, Ishwata tubing, cool fork, tons of tire clearance, neat little details here and there, etc. Looks like “1 1 6450” is stamped on the bottom of the seat tube. There’s nothing on the BB shell.
#2714
1977 Nishiki touring FFS
I got this in 1978 for my 13th birthday. I have loved this bike and rode it every day for many, many years. I have been on it as recently as 2 years ago and everything works beautifully. It’s been in my garage. I may sell it, but it was a gift from my dad and hard to part with. Everything is original on it. Apparently, it is the 15.959th of Nishikis manufactured.




#2715
Forum Moderator
Joined: Jul 2007
Posts: 22,967
Likes: 10,441
From: Kalamazoo
I got this in 1978 for my 13th birthday. I have loved this bike and rode it every day for many, many years. I have been on it as recently as 2 years ago and everything works beautifully. It’s been in my garage. I may sell it, but it was a gift from my dad and hard to part with. Everything is original on it. Apparently, it is the 15.959th of Nishikis manufactured.
The text of your first picture was bad, making your picture not posted, so we have deleted it.
__________________
Carbon: Fuji SL2.1 Di2.......Aluminum: Cannondale Synapse 105........Steel: Vintage Specialized Sirrus
...
Carbon: Fuji SL2.1 Di2.......Aluminum: Cannondale Synapse 105........Steel: Vintage Specialized Sirrus
...
#2716
Can anyone ID my meridian?



Picked this up and can’t really pin down the origin. The serial number seems to indicate Taiwanese made around ‘89. But can’t find any catalogues to corroborate. Has anyone seen this frame before?
#2718
Senior Member

Joined: Sep 2010
Posts: 1,410
Likes: 282
From: Rupert's Land
Bikes: 1981 Raleigh GP, 1985 Norco Bush Pilot, . . .
There are two different sets numbers stamped around each side of the bottom bracket shell.
It appears that the left side is R902400730. This serial number is from The Derby Cycle Corporation, who purchased West Coast Cycle in about 1989. The serial number has an encoded date beginning with the the first digit.
9 - decade
024 - day of the year.
0 - year of the decade.
Day 24 of 1990, for the date of the bicycle assembly.
The number on the right side is probably the serial number of the frame manufacturer. I cannot see enough of this number to determine the manufacturer.
The Derby Cycle Corporation distributed bicycles with several brand names. Derby Cycle purchased frames from various manufacturers.
I do not know this as a fact, but I suspect that the frames were sent to the factory in Kent, Washington for assembly and this is where the "R" prefix number was stamped onto the BB shell.
Do you have a picture of the headbadge?
Last edited by Hummer; 01-16-26 at 11:52 AM. Reason: remove duplicate photo
#2720
Newbie
Joined: Dec 2023
Posts: 4
Likes: 10
Bikes: 1978 Nishiki Olympic Royale
1978 Nishiki Olympic Royale
Bought new in March 1979, it was my daily commuter 1979 - 1981 and 1995 - 2001. It's getting some long overdue maintenance to get it roadworthy.

1978 Nishiki Olympic Royale circa 1980. Original components are mostly same as catalog description. Different are saddle (Matex w/nylon base and vinyl cover), rear derailer (Sun Tour V-GT Luxe), tires (27" x 1-1/8"), and no quick-release on the rear hub (Shimano HC-200).

Picture circa 2026.

K = USA market, G = 1977 year of manufacture, 62720 = Sequential frame manufacturing number for the year.

1978 Nishiki catalog excerpt.

1978 Nishiki Olympic Royale circa 1980. Original components are mostly same as catalog description. Different are saddle (Matex w/nylon base and vinyl cover), rear derailer (Sun Tour V-GT Luxe), tires (27" x 1-1/8"), and no quick-release on the rear hub (Shimano HC-200).

Picture circa 2026.

K = USA market, G = 1977 year of manufacture, 62720 = Sequential frame manufacturing number for the year.

1978 Nishiki catalog excerpt.
Last edited by LowellK; 02-12-26 at 07:47 AM. Reason: Clarification that some of the original components differed from catalog description.
#2721
Walnutplanter

Joined: Jun 2024
Posts: 7
Likes: 8
From: Walla Walla
Bikes: Colnago Master x light, 1977 Schwinn Volare, non suspension Charge Cooker, Salsa Fargo, Rawland Stag, Sekai 4000, Garlatti, Surly Long Haul Trucker, Molteni orange Eddy Merckx, 1961 Schwinn Continental
I know this is an old thread, but I have a bike very simiar to yours. It is blue with no decals exceopt for Made in Japan at basse of seat tube and another at the top of the seat tube double butted chrome molybdanum. the bike is fully chromed and has the same date stamp on the cranks. I think mine has the original seat. it is plastic with a quilted leather cover. Seamless Super Deluxe YFC. The serial number on my bike is K7B03092. Im guessing that the E in your serial nimber is really a B which woould correspond to a manufacture date of 1972. My bike has Dura Ace centerpulls which are original.
#2722
Senior Member

Joined: Sep 2010
Posts: 1,410
Likes: 282
From: Rupert's Land
Bikes: 1981 Raleigh GP, 1985 Norco Bush Pilot, . . .
I know this is an old thread, but I have a bike very simiar to yours. It is blue with no decals exceopt for Made in Japan at basse of seat tube and another at the top of the seat tube double butted chrome molybdanum. the bike is fully chromed and has the same date stamp on the cranks. I think mine has the original seat. it is plastic with a quilted leather cover. Seamless Super Deluxe YFC. The serial number on my bike is K7B03092. Im guessing that the E in your serial nimber is really a B which woould correspond to a manufacture date of 1972. My bike has Dura Ace centerpulls which are original.
<img>https://cimg2.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1504/80-img_20260331_092309369_hdr_4e9d2e55834876c5f2f25598c5b0fb56a88d8637.jpg</img>
Hello 1man2 and welcome to the forum.
I have looked at the pictures in your album.
I am a little confused about the serial number. Is it K7B03092 or K7E03092?
The frame appears to be a Nishiki Professional from 1972 built by Katakura.
From the serial number:
K = Katakura manufacturer
7 = Showa year 47. Gregorian year 1972.
B = month February or E = Month May.
A very nice bicycle.
#2723
Walnutplanter

Joined: Jun 2024
Posts: 7
Likes: 8
From: Walla Walla
Bikes: Colnago Master x light, 1977 Schwinn Volare, non suspension Charge Cooker, Salsa Fargo, Rawland Stag, Sekai 4000, Garlatti, Surly Long Haul Trucker, Molteni orange Eddy Merckx, 1961 Schwinn Continental
Nishiki Professional
Thanks for replying to my post Hummer. I was thinking at the B was referencing the year rather than the month. No doubt you are correct. What seems odd about my bike and the one I referenced was that they did not have any decals and both had the Dura Ace labeled center pulls. Cheers
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