Reserve 48|53 GR

Mixed-Depth Aero Engineering. Unmatched Gravel Speed.

The engineering hallmark of the Reserve 48|53 GR is its turbulent-airflow-optimized mixed rim profile. Featuring a wider, shallower 48mm front rim paired with a narrower, deeper 53mm rear rim, Reserve maximizes stability in gusting crosswinds while driving raw aerodynamic efficiency out back. Designed with a wide internal width tailored to modern 40c+ gravel rubber, this wheelset creates a seamless tire-to-rim transition that minimizes drag without sacrificing traction or impact resistance.

Why the Reserve 48|53 GR is an Aero Gravel Benchmark:

• Mixed-Depth Aerodynamic Shaping: 48mm front depth enhances steering control and crosswind stability, while the 53mm rear rim sheds drag and holds momentum on high-speed flat sectors.

• Gravel-Optimized Wide Rim Bed: Designed around 40mm–45mm+ gravel tires, broadening the tire casing for lower rolling resistance, improved cornering stability, and lower tire pressures.

• Internally Reinforced Spoke Holes: Reinforces carbon structure around the spoke nipples for maximum pull-through strength without adding unnecessary rotational weight.

• Premium DT Swiss Hub Options: Laced to ultra-reliable DT Swiss 180, or 350 hubs featuring Star Ratchet engagement for instant power transfer and tool-free maintenance.

• Semi-Hooked / Hooked Tubeless Design: Ensures total tire compatibility and rock-solid bead retention when running low pressures over rough chatter and sharp rocks.

• Reserve Lifetime Guarantee: Backed by Reserve’s legendary lifetime warranty and no-nonsense crash replacement policy for worry-free racing.

Technical Specifications:

• Discipline: Gravel Racing

• Wheel Size: 700c

• Front Rim: 48mm Depth | 30mm Internal Width

• Rear Rim: 53mm Depth | 30mm Internal Width

• Hub Spacing: 12x100mm Front / 12x142mm Rear (Centerlock Disc)

• Spoke Count: 24 Front / 24 Rear (Sapim CX-Ray)

• Wheelset Weight: ~1,520g (Configured with DT 180 hubs)

• Freehub Options: SRAM XDR, Shimano HG, Shimano Micro Spline

The Alegro Perspective: Modern gravel racing is all about speed. Events like P2A prove that aerodynamics matter just as much on dirt as on asphalt. Deep-section wheels used to be a handful in crosswinds or too harsh on washboard roads, but Reserve nailed the 48|53 design. The shallower, wider front rim keeps your handlebars steady when sidewinds pick up, while the deeper rear acts like a sail to hold top speeds. Combined with Reserve's lifetime crash replacement, you get pure aero gains without fear of smashing carbon on rocky descents.

Uncompromising Gravel Aerodynamics. Benchmark Stability. Master High-Speed Gravel with Reserve.