Mid eighties Saint Tropez La Sport 420 Road bike

Are you looking to repair this bike?
Links below for parts you can buy now on amazon.

Over the years we repaired thousands of these and became experts in finding alternatives to original bike parts. 
Buying parts for older bikes is confusing, as most of the original parts have been discontinued. 
We use these parts everyday and created this list to make it easier for you to repair your bike.

Shifter cables and housing: https://amzn.to/38g40ol

Brake cables and housing: https://amzn.to/2DZqPPk

Handlebar Tape: https://amzn.to/2qxHiaf

Rear Wheel: https://amzn.to/2RuAB3X

Front Wheel: https://amzn.to/2PuFaIM

Tires (good): https://amzn.to/2s9eipE (similar look, casual use, choose 27x1 1/4)

Tires (better): https://amzn.to/33YwOyl (super flat resistant and fast rolling, choose 27x1.25 or 27 1 1/4)

Shifters: Front and rear (right and left): https://amzn.to/347vWrv

Rear Derailleur (good): https://amzn.to/2DYUOXF (choose w/ direct attachment)

Rear Derailleur (Better): https://amzn.to/2PupyVA (choose GS type)

Front Derailleur (good): https://amzn.to/3415IXm (choose double)

Front derailleur (better): https://amzn.to/2LAI262 (better quality, fit and finish)

Bottom Bracket: https://amzn.to/2RydlSI (Likely 68x122.5 but must measure spindle length before purchase)

Crank (good): https://amzn.to/2Yw7miQ (better quality fit and finish, will likely need a new bottom bracket)

Crank (better): https://amzn.to/2rg0YQx (lesser quality option, likely will not need a bottom bracket)

Freewheel: https://amzn.to/2qx4c1t

Pedals: https://amzn.to/3593fvC (Modern style)

Pedals: https://amzn.to/2DZbNZP (same style as original)

Chain: https://amzn.to/38ayVCI (fits 5, 6, 7 and 8 speeds)

Brake pads (good): https://amzn.to/36eEldP (casual use)

Brake pads (better): https://amzn.to/38ixNN7 (Improved performance and wet/cold condition)

Brakes (rear): https://amzn.to/2P31N8o

Brakes (front): https://amzn.to/2Prqcn2

Brake Levers: https://amzn.to/2LQALz9 (similar to original

Brake Levers: https://amzn.to/356h3Hc (modern style)

Mid  80's Saint Tropez La Sport 420 Road bicycle we refurbished here at Bike Boom. If your'e not familiar, Bike Boom is a used bike shop in Davis square, on the border of Cambridge and Somerville , near Boston MA. where we specialize in restoring and refurbishing used and vintage bikes and offer professional bicycle repair.

Saint Tropez La Sport 420

Saint Tropez La Sport 420

Saint Tropez La Sport 420

                                                            Saint Tropez La Sport 420