The Schwalbe Romy 27.5" is a versatile trail and all-mountain MTB tire built for riders who want one dependable option across a wide range of terrain and riding speeds. With a fast-rolling, balanced tread and a Radial carcass focused on contact patch and compliance, it delivers predictable grip and control both climbing and descending. The Trail Pro casing and Soft compound round out a setup aimed at aggressive trail riding and light-assist e-MTB use, with an emphasis on traction, damping, and durability.
Balanced trail tread - Rolls efficiently while maintaining reliable grip and predictable handling in mixed conditions
Radial carcass design - Built for increased grip, cushioning, and safety through a larger contact patch
Increased contact area at pressure - Radial carcass tires offer approximately 30% more contact area than conventional tires at the same air pressure; even if air pressure is increased by 50%, the contact area is still 15% larger
Adaptive casing response - The carcass material overlaps for a shorter time and with less tension, allowing the tire to deform more selectively and react more flexibly to trail impacts without sacrificing control
Soft compound - Balances strong grip, effective damping, and durability for aggressive trail, enduro, and e-MTB riding across varied conditions
Trail Pro construction - Schwalbe’s lightweight PRO-level trail casing designed to balance efficient climbing, puncture protection, and confident control on demanding all-mountain terrain
Front or rear versatility - A true all-round option for trail and all-mountain bikes, including light-assist e-MTBs, when a single tire needs to cover a broad range of rides
E-50 rating - Intended for e-bike use as specified by the E-50 designation
Specifications & Identifiers
Color
Black
Defined Color
Black
Designed for ebike
Yes
Flat Protection
Tread and Sidewall
Intended Use
Downhill, Mountain
ISO Diameter
584 / 650b / 27.5"
ISO Width
63mm
Labeled Size
27.5x2.5
PSI
50
Tire Bead
Folding
Tire Diameter
27.5"
Tire Type
Tubeless Ready
TPI
67
Weight
1065
Black - 2.5 UPC
4026495972864
Black - 2.5 MPN
11654714
Tree Fort ID:
333222476644
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