Shimano 600 Ultegra SL-6400 Downtube Shifters 6/7-Speed NOS NIB
Shimano 600 Ultegra SL-6400 Downtube Shifters 6/7-Speed NOS NIB
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- Worldwide shipping
Each bike is completely overhauled
- Bikes can be viewed via video call
Overview
The Shimano 600 Ultegra (6400 series / "Tricolor") represents the epitome of crisp, dependable Japanese drivetrain engineering from the late 1980s and early 1990s. Renowned for its silky Light Action movement and rock-solid Shimano Index System (SIS), this generation bridged classic down-tube ergonomics with cutting-edge index precision.
These authentic SL-6400 shift levers are preserved in museum-grade NOS (New Old Stock) / NIB (New in Box) condition. Stored in their original factory retail box, this complete set features switchable SIS (6- and 7-speed) and friction modes, pristine anthracite levers with crisp white branding, and includes the original factory-sealed hardware bag with frame braze-on mounting washers and authentic Shimano shift cables. The definitive upgrade for a period-correct neo-retro or vintage racing bicycle build.
Specifications
- Brand & Model: Shimano 600 Ultegra (Model SL-6400)
- Series: 600 Ultegra 6400 ("Tricolor" Era)
- Mounting Standard: Downtube braze-on bosses (Standard M5 thread / Shimano boss design)
- Indexing Compatibility: 6-Speed & 7-Speed SIS (Shimano Index System)
- Operating Modes: Switchable index (SIS) or friction on rear lever; pure friction on front lever
- Finish: Factory signature anthracite / gunmetal grey with debossed "SHIMANO 600" lettering
- Country of Origin: Made in Japan
Compatibility & Inclusions
- Compatibility: Compatible with classic steel and aluminum road frames equipped with standard down-tube shifter bosses. Functions seamlessly with Shimano 6-speed and 7-speed rear derailleurs (e.g., RD-6400, RD-7400) and double front chainrings.
- Package Includes: Left and right SL-6400 shift levers, original factory box with inner tray, sealed hardware bag with concave frame back-stops and mounting bolts, and sealed pack of authentic vintage Shimano shift cables.
Condition
- Overall Condition: NOS / NIB (New Old Stock / New in Box).
- Details: Brand new, never mounted, never used. Flawless original anthracite finish with zero scratches or rub marks. The SIS indexing mechanism clicks sharply with crisp factory tension. The original box is fully intact with authentic vintage shelf wear and readable model labelling. Hardware and cables remain factory-sealed.
Packaging & Worldwide Shipping
Ships fully insured worldwide from Munich via DHL with end-to-end tracking. Every component and its historic collector box are protected in heavy-duty outer boxing to ensure pristine arrival.
Learn more about our packing standards on our Packaging & Shipping Standards page.

faq
Is the bicycle ready to ride & how much assembly is needed?
Yes, 100%. Every bike is completely overhauled, greased, and pre-adjusted in our Munich workshop before dispatch. To pack it securely, we only remove the wheels and pedals and turn the handlebars. Reassembly takes less than 15 minutes with standard Allen keys and a pedal wrench.
Can I view the bike in person or via live video call?
Absolutely. In-person viewings and test rides are available by appointment at our workshop in Munich. For international buyers, we regularly schedule 1-on-1 live video calls (WhatsApp / FaceTime) to walk you through every pantograph, chrome detail, and component in real time.
Are the components authentic and the frame checked for damage?
Yes. We strictly verify frame alignment, tubing sets, and date codes. We guarantee zero structural cracks, deep rust, or dents. Every groupset is inspected for authenticity and disclosed transparently with high-resolution photos.
How does worldwide shipping, insurance & customs work?
We ship fully insured via DHL / DHL International with a tracking number. For orders outside the EU (USA, UK, Asia, etc.), we provide all official export documentation. Standard transit takes approx. 3–5 days within Europe and 7–12 days overseas.