Most importantly, if your bicycle gets lost or stolen, you can use this unique identifier in order to track down and locate your bike. Fully painted finish or all chrome. (Made in Taiwan)1985 800 P - 4130 Proline frame & fork. MX-III type frame. Hard on the shins but my feat never slipped. Parts all black & chrome. Frames were normally manufactured the year before being sold in bike shops. set. So Im 99% sure the frame is a 1990. 1981 700 MX-II 4130 frame and down tube decals, Vbars and Redline stem. That would work with the below bikes sequence. Anyhow, what you got there you are lucky to have. That isn't confirmed.118468 (No Info)341200 (No Info)346386 (No Info)370904 (No Info)373568 (No Info)494904 (No Info)496287 (No Info), 109891 1984/85 Redline Proline (700p or PL-20) Frameset, **It 1983 700 - 4130 came complete with Sugino Maxi-cross cranks and Redline stem and Vbars. If you can add to this, make corrections please do.Unfortunately almost no one posting serial numbers posted pics or posted bike that posted the serial number. By the 500-600 range somewhere begin the 1975's. Best bike they ever built in my opinion. The new blocky RL logo is on the seat mast sides and headtube. Can you post the catalog photo for the 90 1000 if you have it please?!?! 1978 and 1979 Proline - 4130 frame and fork. You can post now and register later. 1981 0 may be for 1990 and G for July. 1990 Three (390) - 18th Anniversary model, uses a Series-III type frame. Him and some of his friends were going to throw it off the pier at the lake so I couldn't have it. By Serial NumberEarly USA made bikes may have had a code like this:RA = 81 Then run number is 5 digits. 19931993 RL 340 - 1993 RL 440 -1993 RL 540 - 4130 frame/fork. 1984 500 A - 4130 Series III frame set (MX-III). 1991 520 - Tri-moly frame. PL-20 on seat tube and not 700P. lol I was thinking they started doing that in the late 80'- early 90's. I have pics of this bike and other frames.   Your link has been automatically embedded. Sorry for all these replies bro. Kent BR6 8NL Some model years started earlier & this Dan … Mostly black with some grey & red Redline written It even had spiked grip peddles so your feat wouldn't slip when muddy. Law enforcement partners can register to access more detailed documentation and reports based on information in the CPIC database. Its says a 1990, 390 used MX-II type forks. '83 versions of the MX-III bikes were set to arrive in showrooms, October 1982. Red to Yellow fade decals.Available in White or Chrome only. That, is the chrome frame of a Red Line 540. 349470 Unknown Year Redline MX-II or III350291 1981 Redline Proline 2 (had No gusset behind seat, & No CS bridge)350294 Unknown Year, Redline Proline354065 Unknown Year, Redline MX-II357485 Unknown Year, Redline Proline (No CS bridge)363127 Unknown Year, Redline Proline (Redline Oval stamp)375830 Unknown Year, Redline Proline 2 frame (has gusset behind seat, CS bridge, Redline Oval stamp)375996 1982 Redline Proline 2 (has the gusset behind seat, CS bridge, Redline Oval stamp)499612 Unknown Year, Redline MX-III frame502365 1984 Redline MX-III frame (has gusset behind seat, CS bridge, Redline Oval stamp)502867 Unknown Year, Redline Proline (CS bridge)505092 Unknown Year, Redline MX-III frame (has gusset behind seat, No CS bridge, Redline Oval stamp)507159 Unknown Year, Redline MX-III frame (has gusset behind seat, No CS bridge, Redline Oval stamp)510537 Unknown Year, Redline PL-24 (CS bridge), 5 Digits08453 1978-79 Redline Proline.15188 Unknown Year Redline Microline, Giant MadeGiant made should have two separate code areas, 1 on each dropout.G0684 (on one side) First two digits are month, last two digits are year.4673620 (on the other dropout) Run number, G0684 4673620 Giant made, June 1984G0684 5676717 Giant made, June 1984  1984 Redline MX-III (Redline,Hotdog stamp-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------, R88041521 - 1988 Redline Proline (800 PXL - April, 1988)R87112584 - 1987 Redline (November, 1987), -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------85 RL REO 03155 (1985, Redline, Built by Code, run number) ???-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------. Edited Date/Time: 1/13/2017 7:58 PM. I dont recall noticing one that has the 1-C on the BB. Locksbottom 4130 front, mild steel rear triangle. Mongoose serial numbers were first and then GT serial numbers. skinwalls & KKT alloy pedals.1981 600 MX-II 4130 frame & down tube decals, same as 700 but came with Sugino 4130 1 piece cranks & KKT steel pedals.1981 520 unknown specs.All three came in only Blue, Red, Black & White. I believe its a good chance its a '90, 700 or Proline. Your serial number is very important to check on your bike and keep somewhere handy in case your bike goes missing because photos of your bike just aren’t enough in the event that you need to track down your beloved bicycle. 19851985 500 B - Tri Moly. ← Older Post Especially an '89 add for the '90 lineup. The advert said it's not safe to ride as there are no brakes, not much tread on the tyres etc. Perhaps the C was actually a 0, then it would fit in with the above structure more. I need help identifying the specs of this Specialized bike. Redline is the third brand of new school BMX that I have researched and cracked the serial numbers for dating the age of BMX bikes. Tapered Proline 4130 forks. Makes sense. 8 - 7 or 6 Digits year stamped866814 1986 Redline 500c (Redline Oval stamp. Late 1982 the first Series-III based bikes rolled out the 600a and 700. All three came in your choice of Red, White or Blue. Red to Yellow fade. [X]. First year the complete bikes had the model (600a etc) on the frameset. The 4th digit is most likey the month of production. Both available in Chrome only. date coding put into them. Linn Kastan stated in 1983 Redline debuted its first have larger then normal drilled out holes on the BB(4 holes)& HT(2 U.K. © Selectamark Security Systems plc 2004 - 2020. The end number is the serial got a LOW number of 86 if thats all the numbers that are on there.. in White or Chrome only. Park riding, freestyle, grinding rails or dropping gates, Redline means BMX. Thieves often try to sell on stolen bikes in the quickest and easiest way. Speculation is that if it has the stamp it is made overseas. Well the owner thinks it may be an 1984 & the How can you tell the 300 from the 700. 4130 1 piece cranks.Both available in Chrome, Red, White, Blue or Black. 4130 1 piece cranks. My question is what is so special about the 18th anniversary. of the date it was originally purchased with the model year which in new bikes appear in the Oct. 81 issue of BMXA. Hey Todd. DSRM 40110554 This bike is a survivor. 1990 Three (300) - 18th Anniversary model, uses a Series-III type frame. Sugino Maxy-Cross alloy cranks, Suntour seat clamp & hubs, National I let someone who pretended to be my friend borrow it what was supposed to be 2 hours.