Rear Derailleurs

Garbaruk Rear Derailleur Cage for SRAM 11/12-speed: Black (NEW)

Our RD cage for 11/12-speed SRAM rear derailleurs is compatible with complete range of SRAM 11/12-speed Type2/2.1/3 MTB rear derailleurs, starting from NX, GX, X01, XX1, and up to NX Eagle, GX Eagle, X1 Eagle, X01 Eagle, XX1 Eagle, XX1 AXS, X01 AXS, GX...

Garbaruk 12T+16T Pulley Set: SRAM Eagle 11s / 12s - Black - Bolts Included (NEW)

Gorgeous and light upgrade alloy pulleys! These usually don't come with pulley bolts, but they're included here as a bonus From the manufacturer Garbaruk 14T+16T pulley set with a total weight of 30g is officially compatible with Eagle...

Campagnolo Super Record Rear Derailleur: #4001 - No Patent

Clean example of a classic Super Record rear mech.  If you have a vintage road bike, this is the classiest rear derailleur you can ride! Titanium bolts and screws. This one has no patent date which identifies as it as a last generation...

Campagnolo Super Record Rear Derailleur: #4001 - 1982 (EXC+)

Clean example of a classic Super Record rear mech.  If you have a vintage road bike, this is the classiest rear derailleur you can ride! Titanium bolts and screws. This one has it's lower pivot set to the "tight" position to create more tension...

Campagnolo Super Record Rear Derailleur: #4001 - No Pat (Near Mint)

Clean example of a classic Super Record rear mech.  If you have a vintage road bike, this is the classiest rear derailleur you can ride! Titanium bolts and screws. This one has no patent date which identifies as it as a last generation...

Campagnolo Olympus MTB Gruppo w/ 8s Icarus Shifters: Graphite/Black - 175mm x 46/36/23t - Long Cage - Adj. FD Clamp - Canti - Thumbies

Rare Campy Olympus Off Road mountain bike groupset from 1991, in graphite black. The Olympus group didn't have it's own shifters so it came with either the Icarus thumb shifters (included) or  Bullet shifters. Condition Mixed used shape. The...

SRAM XX1 Eagle Rear Derailleur: 12s Type 3 Mechanical - Lunar (Near MINT+ Low Miles)

Sleek Lunar colored XX1 Eagle cable-operated rear derailleur for 12 speed drivetrains!  Condition Near mint or better with low miles. Very minimal wear, the only spot worth pointing out is a very minor scuff on the face right below "SRAM". Only...

Sram XO 20th Anniversary Rear Derailleur: 9s - GOLD! Blackbox Carbon - Hope Pulleys - Mid Cage (EXC)

Rare Gold (bronze?) and black version of the smooth shifting X.0. 9 speed derailleur.   Carbon, titanium and alloy create this beautiful yet functional piece of art. With an award winning design, this rear derailleur is lightweight, durable,...

SRAM ESP 9.0 Composite Rear Derailleur: Carbon Composite - Long Cage - 1990's

The ESP 9.0 group was Sram's top of the line mountain bike group in the 1990's and early 2000's, before the X9 and X0 models replaced the ESP line.  It is a 1:1 ratio derailleur, and is compatible with any ESP or X5/X7/X9/XO/XX shifter.  It was...

Shimano XTR RD-M900 SGS Rear Derailleur: Long Cage (Near MINT+ LOW Miles)

The first generation XTR was easily the prettiest version, with it's gem-like blue faceplate.  They shift smooth as butter, and will last for decades.   Condition Near mint or better with low miles! This one is show bike worthy for all...

Campagnolo Victory G010-SM Rear Derailleur: White Pulleys - 1984-1985 (EXC)

The Victory and sister group Triomphe were released in 1984 alongside the more modern C-Record parts as a "heritage" group for people who still wanted the classic era aesthetics. This is 1st gen version of the Victory rear derailleur, from 1985. It is...

Campagnolo Athena D100 Rear Derailleur: 1988 to 1991 - 30t Max! - Carmichael Pulleys Red

This 1st generation Campagnolo Athena D100 rear mech is a short cage design that can shift up to a 30t large cog, thanks to it's unique multi-position chip that fits around the upper pivot bolt and adjusts derailleur angle.  It's aesthetics are...

Campagnolo Athena 8 Speed Rear Derailleur: RD-31AT - Vintage 1995/1996 (Near Mint)

Race level Athena derailleur, from 1995 or 1996.  Campy began writing model names on their derailleurs in 1995, and began indicating number of gears next to the name when 9 speed began in 1997.  Upgraded SRP alloy jockey wheel bolts in...

Campagnolo Chorus 8 Speed Rear Derailleur: RD-31CH - Vintage 1995/1996 (Near Mint)

Race level Chorus derailleur, from 1995 or 1996.  Campy began writing model names on their derailleurs in 1995, and began indicating number of gears next to the name when 9 speed began in 1997.  Upgraded SRP alloy jockey wheel bolts in...

Campagnolo Record 8-Speed Rear Derailleur: RD-31RE 1995-1996

This was the first 8 speed Record rear derailleur, after the C-Record group was discontinued.  The first gen post-C-Record "Record" rear derailleur was released in 1992 as the RD-01RE and in 1993 as the RD-11RE with minimal changes. This...

Shimano 105 RD-5600 Rear Derailleur: 10 Speed - Short Cage - Silver (New Take-Off)

Affordable and reliable derailleur from the 10s 105 groupset Condition New old stock, take off with only test ride miles. Very little wear. Details Short cage

Shimano 105 RD-5600 Rear Derailleur: 10 Speed - Short Cage - Silver (Low Miles + Road Rash)

Affordable and reliable derailleur from the 10s 105 groupset Condition This one has very few miles confirmed by the lack of scratching on the back of the outer cage plate by pulley and almost no wear on pulleys, but has road rash on the face and lower...

Shimano RX100 RD-A550 Rear Derailleur: Silver - Upgraded Ceramic G-Pulley

The RX100 group was placed just below Shimano 105, and were pretty decent parts! They're often considered better performing than the RD-1050 even. This one has an updated Shimano ceramic bushing guide pulley from the Dura Ace / XTR line...

Shimano Dura Ace RD-7900 Rear Derailleur: 10s - Grey (<100 Miles Near Mint ++)

Smooth shifting and wild aesthetics from the last 10 speed Dura Ace rear mech.  Its weird to see the original H.R. Geiger Alien styled derailleur become "outdated" and affordable, but this is where we are in the world.   Condition Near...

NOS Campagnolo Gran Sport Rear Derailleur: Steel Plated Bronze - 1950's - #1012/4 (Near Mint)

Nice example of the early Gran Sport rear mech. This is a 1950's version, identified via the barrel adjuster (ended sometime in the 50's) and toothless ball-bearing jockey wheels stock from those years (later 1960's and 1970's had plastic toothed...

Campagnolo Chorus 10sp Carbon / Alloy Rear Derailleur: Short Cage - 1st Gen (50 Miles MINT)

This is the first gen of Chorus 10s RD circa ~2004 with a carbon faceplate and alloy cage (2nd gen has carbon cage & ti hardware plus "Titanium" on face under Chorus). This version still looks nice on classic steel road bikes—the later carbon...

NOS Campagnolo Record Braze-on Cable Guide: #663 (Sold Individually)

Budget classic road bike framebuilder supplies! Condition New old stock Details Sold individually #663

1920's 1930's 1940's 1950's Derailleur & Shifter Parts LOT: Le Cyclo - Simplex Standard - Super Champion - Cables/housing/ferrules - Levers - French / English - Randonneur Racing

Big lot deal on derailleur & shift lever parts from England and France circa 1920's, 1930's, 1940's, 1950's. Highlights include: Mystery derailleur (does anyone recognize this?) Simplex Standard rear derailleur (complete, worn pulleys) Two Le...

Huret Touriste Léger Rear Derailleur: 1940's - Alloy Plates (EXC)

This rare rear derailleur out of France circa wartime to post-war 1943 to 1950.  It was designed around the materials Huret could source during the war, thus the piano wire. The pulley cage slides along a rod that is held in place by two thick...

Cyclo Oppy Solo Rear Derailleur: 3-Speed - 1930's 1940's (Near Mint+ Low Miles)

This VERY tough to source rear mech was made in England from the pre-war era in 1938 to 1949.  It is a smaller, lighter, more efficient than the more common Cyclo Standard rear derailleur.  The Cyclo Oppy is a lighter, shorter version of...

Cyclo Standard Rear Derailleur + Shifter + Cables: 1940's 1950's - C Hanger - English (Near Mint)

Introduced in 1932 as the British version of the French "Le Cyclo". The two of them basically ruled all the lands as of the cyclotourisme realm until the 1940's. It is a loop cable / Twin-Cable type, and is "neutral normal" meaning there is no spring...

Simplex Rigidex 35 Bell Crank Rear Derailleur: 1930's 1940's French

A Type Rigidex 35 version of the Route Leger bell crank derailleur The back of the cage on this one doesn't mark speeds or chain width but via measurements I can ascertain its a 4 speed, 1/8" version Condition Average used shape. Smooth pulleys...

Simplex Route Leger Monobloc Bell Crank Rear Derailleur + Shifter: 1/8" - 1930's 1940's French

This derailleur was fairly similar to the Le Cyclo & Cyclo standard rear derailleurs, consisting largely of a cage with two pulleys, a bell crank, and a chainstay clamp. According to Velobase this version is called "Monobloc" which I could guess...

Simplex Route Leger Monobloc Bell Crank Rear Derailleur + Shifter: 3V - 3/32" - 1930's 1940's French (EXC)

This derailleur was fairly similar to the Le Cyclo & Cyclo standard rear derailleurs, consisting largely of a cage with two pulleys, a bell crank, and a chainstay clamp. According to Velobase this version is called "Monobloc" which I could guess...

Le Cyclo Rear Derailleur / Claw Mount / Cables: 1920's-1940's French Randonneur

Introduced in 1923, the "Le Cyclo" basically ruled all the lands as of the cyclotourisme realm until the 1940's. It is a loop cable type, and is "neutral normal" meaning there is no spring tension on the derailleur in either direction. They were...

Le Cyclo Rear Derailleur / Shifter/ / Spring / Claw Mount / Cables: 1920's-1940's French Randonneur

Introduced in 1923, the "Le Cyclo" basically ruled all the lands as of the cyclotourisme realm until the 1940's. It is a loop cable type, and is "neutral normal" meaning there is no spring tension on the derailleur in either direction. They were...

NOS Le Lewis Rear Derailleur: Alloy - Chainstay Clamp - Two Large Pulleys - 1930's-1940's - Shifter - French - RARE

The Lewis rear derailleur was made in France circa 1934 into the late 1940's. The derailleur is primarily aluminum construction, particularly curious if it was available during the war! It's a pretty unique design, and most similar to the legendary Cyclo...

Suntour Superbe Pro MKII RD-5200 Rear Derailleur: Black Lightning + Polished Gold! Carmichael Pulleys - 1980's - Friction (RARE)

Super rare black ano and polished gold version of the MKII Superbe Pro rear derailleur! The vast majority of these were a matte champagne-silver color, and this was a special edition made for the Cannondale Black Lightning. This one has upgraded...

Campagnolo Valentino Extra Rear Derailleur: 1960's 1970's

One of Campy's attempts at the entry to mid level game in the 60's to 70's. Condition Excellent used shape, will clean up much nicer as there's dried grease.  

Campagnolo C-Record A010 Rear Derailleur: 2nd Gen 1987-1989 (Near Mint)

Super rare new old stock example of the 2nd gen Campy C-Record rear derailleur circa ~1987 to 1989.  This second generation was in my opinion the most refined aesthetically out of the three generations.  It is easily distinguished by...

Mavic 851 SSC Rear Derailleur: CNC Pulleys - Tabbed Washer - RARE Vintage 1980's Pro Version of 801 RD (Near Mint)

This mid 1980's derailleur was the peak of Mavic's rear mech technology in the SSC era.  It was the professional version of the similar 801 derailleur, the main differences being the 851's needle bearing jockey wheels (though this one has upgraded...

Suntour Cyclone MK-II RD-3500 Rear Derailleur: Short Cage - 1980's - Silver (Near Mint)

This early to mid 1980's Cyclone Mark-II RD was designed to compete with Shimano's plain-looking but nice shifting Dura Ace RD-7400. The Cyclone was by far superior to the DA, and to most other friction derailleurs. Its silly light at 164g yet is among...

Suntour Superbe Pro RD-5200 Rear Derailleur: Mid 1980's - Friction - Silver (Great)

This mid 1980's Superbe Pro rear derailleur is considered one of the best friction derailleurs ever!  It's super smooth and quiet, and reliable to no end.  Plus, it looks great!  It may not have the prestige of a Campy Super Record, but it...

Suntour Superbe Pro RD-5200 Rear Derailleur: Mid 1980's - Friction - Silver

This mid 1980's Superbe Pro rear derailleur is considered one of the best friction derailleurs ever!  It's super smooth and quiet, and reliable to no end.  Plus, it looks great!  It may not have the prestige of a Campy Super Record, but it...

NOS Simplex JUY 59 Rear Derailleur & Shifter: Riveted Badge - Plunger Push Rod Design - 1959 & 1960 - RARE

The JUY 59 was introduced in 1959 as an updated replacement for the JUY 51.  The overall profile is relatively similar, and the 59 has some significant upgrades.  First it did away with the complicated and not that effective chain tensioning...

NOS Simplex SLJ / Mavic SSC Retrofriction Shifter Left Spring #3667

Do you have a pair of Simplex or Mavic retrofriction downtube shifters that aren't working up to the full potential of these highly efficient models? Likely the culprit is the clutch springs.  These are quite rare, grab them while you can!  If...

NOS Simplex #2560 SLJ Rear Derailleur Lower Tension Spring: Super LJ 5000 / AR 615 NI

We came into a small supply of Simplex rear derailleur rebuild parts! Lower spring for all Super LJ 5000 models (5000 GT, 5000 T, 5000 CT) plus SLJ AR 615 NI / AR-615 Condition New old stock. If you buy our remaining stock you can have the card...

NOS Simplex #2973 Rear Derailleur Upper Tension Spring: Prestige / Criterium

We came into a small supply of Simplex rear derailleur rebuild parts! Upper spring for all Prestige and Criterium models. Condition New old stock. If you buy our remaining stock you can have the card shown in the photo Details Sold...

NOS Huret Jubilee Rear Derailleur Cage Return Spring: #2219 - Short Cage (Lower)

We came into a little supply of Huret Jubilee rear derailleur rebuild parts!  This is the lower spring, technically the derailleur cage return spring.  This one is for short cage derailleurs only Condition New old stock. If you buy the...

NOS Huret Jubilee Rear Derailleur Arm Return Spring: #2225 - Short Version (Upper)

We came into a little supply of Huret Jubilee rear derailleur rebuild parts!  This is the upper spring, technically the derailleur arm return spring.  Note that this is the short version of the spring, which works on the earlier generations of...

NOS Simplex #2975 Derailleur Cage Stop Pin: 10 Pack - Prestige / SX / LJ / ETC (Pack of 10 Pins))

This pin screws into your rear derailleur's outer cage plate and stops the cages rotation when the pin contacts the derailleur body. This is the pin required for Prestige derailleurs, some LJ and SX models, likely others. Condition New old stock in...

NOS Simplex #2975 Derailleur Cage Stop Pin: Prestige / SX / LJ / ETC (Sold Individually)

We came into a small supply of Simplex rear derailleur rebuild parts! This pin screws into your rear derailleur's outer cage plate and stops the cages rotation when the pin contacts the derailleur body. This is the pin required for Prestige derailleurs,...

Shimano XT RD-M786 GS 10 Rear Derailleur: Mid Cage 10 Speed (New)

Great 10-speed mountain bike derailleur. Condition New in box Details Shadow plus Dyna-sys GS Mid cage Top normal (not rapidrise)