Where BMX heritage meets trail-ready rowdiness.

The OM Duro XL is a tribute to SE’s legendary founder, Scot “Old Man” Breithaupt, and a celebration of SE’s relentless innovation. It blends the iconic looptail BMX style of the OM Flyer with aggressive mountain bike components to deliver a truly unique machine. From street sessions to rugged trails, this plus-sized beast doesn’t just ride—it rips.

FEATURES:

Legendary OM Flyer-inspired full Cr-Mo frame with looptail rear end

Big 27.5 x 2.8” Vee T-Fatty tires for grip, cushion, and fun

SRAM GX 1x10 drivetrain for crisp, confident shifting

Tektro Auriga hydraulic disc brakes with dual pistons for strong stopping power

Internal dropper post routing for future upgrades

BMX soul, MTB performance—one-of-a-kind style and capability

SPECIFICATION:

Frame: 100% Cr-Mo tubing, looptail rear end, Euro 73mm BB, 148mm spaced fixed dropouts, disc brake tabs, internal dropper routing, removable derailleur hanger

Fork: Full Cr-Mo Landing Gear with 110mm spaced dropouts, disc tabs

Crankset: SE V-Ridge 3-pc Cr-Mo, 175mm, 32T CNC alloy narrow-wide sprocket, 19mm spindle

Bottom Bracket: External sealed bearing Euro BB

Rear Derailleur: SRAM GX 1x10 short cage

Shifter: SRAM GX 1x10 trigger shifter, exact actuation

Cassette: Shimano Deore CS-HG50, 10-speed, 11-36T

Chain: KMC X10EL

Pedals: X-Pedo low-profile platform with removable pins

Wheelset: Alloy double-wall 36H rims, sealed rear hub, 110mm front / 148mm rear, stainless spokes

Tires: Vee Tire Co x SE Racing T-Fatty 27.5" x 2.8" front & rear

Brakes: Tektro Auriga hydraulic disc, dual piston, 160mm rotors

Brake Levers: Tektro Auriga 2-finger alloy

Headset: Tange 1-1/8" threadless

Handlebar: SE Big Honkin' Cr-Mo cruiser bar, 31" x 6"

Stem: Retro alloy top-load, engraved SE logo, 55mm reach

Grips: SE flangeless Mushroom Wing grips with rubber end plugs

Seat: SE Flyer seat with bottle opener brace

Seatpost: Micro-adjust alloy, 30.9mm

Seat Clamp: Alloy, 34.9mm inner diameter

Extras: Vintage vinyl SER padset, SE chain tensioners, alloy valve caps, water bottle mounts

Weight: 38.1 lbs (XL) / 17.28 kg

Why It’s a Great Bike:

The OM Duro XL is a boundary-breaking fusion of BMX style and mountain bike brawn. With its wide, grippy tires and long-lasting Cr-Mo frame, it’s just as at home hitting dirt jumps as it is slashing through trail corners or making a statement at the local bike meet. SRAM shifting and hydraulic brakes give it real performance chops, and the classic SE detailing—from the looptail frame to the padset—delivers unmatched heritage flair. Whether you're sending it off curbs or exploring off-road lines, this bike turns heads and rides hard.