Product Details
TranzX Replacement Brass Key For YSP39
The TranzX Replacement Brass Key is a genuine spare part designed for compatible TranzX dropper posts.
This internal brass key helps guide and align the dropper post during height adjustment, supporting smooth movement and reducing rotational play. Replacing a worn or damaged key can help restore proper dropper post performance.
Manufactured to original TranzX specifications, this replacement brass key is designed for use with TranzX YSP39 dropper posts with 30.9mm and 31.6mm diameters.
Key Features:
- Genuine TranzX replacement brass key
- Helps maintain correct alignment of the dropper post
- Supports smooth and stable dropper operation
- Designed for 30.9mm and 31.6mm dropper posts
- Ideal for servicing or repairing compatible posts
- Size: 2.5 x 30mm
- Qty: 4
- Post Diameter Compatibility: 30.9mm / 31.6mm
Compatibility:
Compatible with TranzX YSP39 Dropper Posts.
What Sets Alchemy Apart
The best pre-owned bikes
When you buy a pre-owned bike from Alchemy Cycle Trader, you’re getting more than just a great deal. Every bike is roadworthy certified, comes with a 3-month warranty, and includes your first service free - so you can ride away with complete confidence.
Buy with confidence
In-house Active Thermography Carbon Fibre Testing for extra peace of mind on pre-owned bikes.
Learn more about our carbon testing.
Expert Servicing & Ongoing Support
Our professional workshop team is here to keep your bike running at its best long after you’ve taken it home. From routine servicing to performance tuning, our qualified mechanics ensure your ride stays smooth, safe, and ready for every adventure. Whether it’s your first free service or future maintenance, you can count on Alchemy Cycle Trader for trusted support and expert care. Learn more about our workshop services.
