Aeolus RSL 37 Product Overview
Faster. Lighter. More stable. The ultralight Aeolus RSL 37 is the ultimate carbon road wheel for climbs, crits, and classics. RSL-level OCLV Carbon is lighter and stronger, allowing for faster, more stable rim profiles. Plus, the ultralight hubs roll on DT Swiss 240s internals with Ratchet EXP 36-point engagement for the best in ride quality and performance.
"We’re at the mercy of the winds up here. But the wheels don’t seem to notice. We roll along almost oblivious to crosswinds"
Read more"The new Bontrager Aeolus RSL 37 wheels are light, sleek, and stable"
Read more"They track the ground well, a testament to their stiffness, but they don’t feel punishing, either"
Read more"I immediately felt light, almost too light and I worried I’d get pushed around in the winds. Didn’t happen."
Read moreGet all your favorite apparel from over 80 of the world's best cycling brands delivered right to your doorstep or local Trek retailer when you shop our curated online collection. If you're not 100% satisfied, you can return your purchase within 30 days for a full refund.
Shop all gearRSL-level OCLV Carbon is the lightest and strongest available, and it lets us create the fastest rim shapes we possibly can.
The lightest carbon aero road wheel we’ve ever made. At 1325g, Aeolus RSL 37 wheels are 55g lighter than their predecessor. And they’re 30% deeper and over 15% faster.
Fast, light, stable—the all-new rim shape delivers the ideal trifecta without adding weight or compromising stability.
The all-new lighter-weight Ratchet EXP freehubs are built with proven DT Swiss 240s internals for consistent engagement and a smooth, fast-rolling feel.
Easily set your wheelset up tubeless with Bontrager TLR rim strips or use a rim tape system for the lightest setup possible.
Carbon wheels can lighten your ride and improve your performance—and when you ride Bontrager, your investment is protected. All Bontrager carbon wheels are backed by a lifetime warranty for the original owner.
Every set of Bontrager carbon wheels is backed by the Carbon Care Wheel Loyalty Program. In the unlikely event that you damage your Bontrager carbon wheels within the first two years of ownership, we’ll repair or replace them for free.
If for any reason you're not satisfied with a Bontrager or Trek aftermarket purchase, return the item, along with the original sales receipt to the original place of purchase within 30 days for an exchange or refund. Think of it as a 30-day test ride.
Learn more| Size | Front, Not applicable | Rear, Shimano HG 9/10/11-speed |
|---|---|---|
| FT/RR/PR | Front | Rear |
| Diameter | 700C | 700C |
| Type | Tubeless Ready (TLR)/Clincher | Tubeless Ready (TLR)/Clincher |
| Cassette compatibility | Not applicable | Shimano HG 9/10/11-speed |
| Hub width | 100mm | 135/142mm |
| Holes | 24 | 24 |
| Butting | 14/17/14 | 14/17/14 |
| Cross section | Bladed | Bladed |
| Brake type | Centerlock disc | Centerlock disc |
| Attachment | Thru Axle | Thru Axle |
| Nipple locking type | Alloy Locking | Alloy Locking |
| Valve | Presta | Presta |
| Hub engagement (rear) | Not applicable | 36 |
| Rim width (inner) | 21mm | 21mm |
| Rim depth | 37mm | 37mm |
| ISO 5775-2 compliant | No | No |
| Rim material | Carbon | Carbon |
| Weight | 600g | 725g |
