FSA Comet 35 Stem – 35mm Length, 35mm Clamp, +6°, 1-1/8", Black
The FSA Comet 35 Stem is a short-reach MTB stem designed for modern trail bikes running oversized 35mm handlebars. With a 35mm length and +6° rise, it provides responsive handling and a stable cockpit position for aggressive riding.
Key Functional Details
- 35mm length for quick, responsive steering
- 35mm handlebar clamp for modern oversized bars
- 3D forged and CNC machined AL2014 aluminum construction
- 4-bolt faceplate with chromoly hardware for secure clamping
- +6° rise for slight cockpit adjustment
- Designed for MTB and trail applications
Technical Specifications
| Length | 35mm |
| Clamp Diameter | 35mm |
| Steerer Diameter | 1-1/8" |
| Angle | +6° |
| Stack Height | 40mm |
| Material | AL2014 Aluminum |
| Faceplate | 4-Bolt, Chromoly Hardware |
| Color | Black |
Compatibility & Technical Notes
- Fits standard 1-1/8" threadless steerer tubes
- Designed specifically for 35mm diameter handlebars
- Short 35mm length is suited for modern MTB geometry
- NOT compatible with 31.8mm handlebars
- NOT compatible with tapered steerer upper sections larger than 1-1/8"
- Check cable routing clearance on tight cockpit setups
Service / Ownership Context
This stem is a common upgrade for riders moving to shorter cockpit setups for improved control on technical terrain. Proper torque on faceplate bolts is critical, especially with carbon handlebars.
Fit & Use Signals
- Good Fit: Modern MTB and trail bikes with 35mm bars
- Good Fit: Riders seeking quicker handling and control
- Good Fit: Wide handlebar setups
- Not A Fit: 31.8mm handlebar setups
- Not A Fit: Road or gravel bikes using standard cockpit sizing
- Not A Fit: Riders needing longer reach stems (60mm+)
Biggest mistake is clamp mismatch—this is 35mm ONLY, not 31.8. Always confirm bar diameter before sale. 35mm stems pair best with wide bars (760mm+). Torque faceplate evenly in cross pattern, especially on carbon bars. Short stems like this change handling significantly—great for modern geometry but can feel twitchy on older bikes. Upsell: carbon assembly paste, torque wrench, and handlebar upgrade if customer is still on 31.8.