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ENVE In-Route Aero Carbon Road Stem
August 4, 2025$337.50
A lightweight, aerodynamic stem that works with internal cable routing
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ENVE In-Route Aero Carbon Road Stem
The ENVE In-Route Aero Carbon Road Stem provides internal cable routing without the hassle from a one-piece barstem. By eliminating external cables and having a smooth surface for cleaner air flow, it gives you real world aero gains. Made from carbon and using titanium hardware, this stem is also very light. It features a -7° rise for a balance of comfort and performance. This stem is made to work with ENVE In-Route handlebars including the SES Aero and SES AR In-Route Handlebars.
Key Product Details
Compatibility:
This stem is compatible with handlebars that have a 31.8 mm clamp diameter and 1 1/8″ steerer tubes. For internal cable routing, it works with ENVE In-Route handlebars and In-Route forks. See Compatibility tab for more information.
Key Features:
Carbon fiber, aerodynamic design, internal cable routing, titanium hardware and aluminum faceplate. See Specs tab for more information.
Advice From Our Staff:
The ENVE In-Route Aero Carbon Road Stem is perfect for riders looking to use ENVE’s SES Aero or SES AR In-Route Handlebars. This stem allows for internal routing without the hassle that can come with one-piece barstems. We recommend this to riders who are looking for a lightweight, aerodynamic stem that also allows you to easily swap to a different stem length if you are adjusting your bike fit.
ENVE Road Stem Comparison
| Model | Price | Bike | Material | Lengths | Rise | Cable Routing | Weight (100 mm) |
| ENVE Aero Carbon Road Stem | $300 | Road | Carbon Fiber | 90, 100, 110 mm | - 12° | External | 170 grams |
| ENVE Carbon Road Stem | $300 | Road | Carbon Fiber | 90, 100, 110 mm | +/- 6° | External | 124 grams |
| ENVE In-Route Aero Carbon Road Stem | $350 | Road | Carbon Fiber | 90, 100, 110 mm | +/- 7° | Internal & External | 177 grams |
Compatibility
- Steerer Tubes: Compatible with 1 1/8" steerer tubes.
- Handlebars: Works with handlebars that use a 31.8 mm clamp diameter.
- Cable routing: For internal cable routing, it is compatible with ENVE In-Route handlebars. For external cable routing, you must use the bypass spacer that is included with the stem.
Specs
- Material: Carbon Fiber
- Hardware Material: Titanium
- Weight: 90 mm - 176 grams | 100 mm - 177 grams | 110 mm - 179 grams
- Rise: - 7°
- Steerer Clamp Diameter: 1 1/8"
- Clamp Diameter: 31.8 mm
In the Box
- ENVE In-Route Aero Carbon Road Stem
- 3 x 10 mm spacers
- 2 x 5 mm spacers
- 1 x 10 mm bypass spacer
- Top cap and bolt
Tools Needed for Installation
You will need the following tools for installation of this product. You can shop for the required tools on our Tools Page.
- 4 mm Allen Key
Q&A
Have a question about this? Ask the staff.
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