Ecosse Heretic Ag - Specifications & Review

Heretic Ag

Article Complete Info

Articleid493652
CategoryNaked bike
MakeEcosse
ModelHeretic Ag
Year2007

Chassis, Suspension, Brakes & Wheels

FrametypeCrome-Molybdenium
FrontbrakesDouble disc. 6-piston calipers
Frontbrakesdiameter320 mm (12.6 inches)
FrontsuspensionOhlins
Fronttyre120/70-ZR17
Frontwheeltravel165 mm (6.5 inches)
Rake25.0°
RearbrakesSingle disc. 2-piston calipers
Rearbrakesdiameter260 mm (10.2 inches)
RearsuspensionOhlins
Reartyre190/70-ZR17
Trail132 mm (5.2 inches)

Engine & Transmission

Borexstroke101.6 x 108.0 mm (4.0 x 4.3 inches)
Displacement1868.24 ccm (114.00 cubic inches)
EnginedetailsV2, four-stroke
ExhaustsystemHandcrafted by ECOSSE. 2 into 1
FuelsystemCarburettor. Mikuni flat slide
Gearbox6-speed
Power167.62 HP (122.4 kW))
Torque130.00 Nm (13.3 kgf-m or 95.9 ft.lbs)
TransmissiontypefinaldriveChain

Other Specifications

ColoroptionsSilver

Physical Measures & Capacities

Dryweight209.0 kg (460.8 pounds)
Groundclearance165 mm (6.5 inches)
Powerweightratio0.8020 HP/kg
Seatheight698 mm (27.5 inches) If adjustable, lowest setting.

About Ecosse

Country of Origin: United States
Founder: Donald Atchison
Best Known For: Ultra-premium American exotics (Heretic, Titanium series) with billet artistry

Company History

Ecosse Moto Works operates where motorcycles overlap with haute horlogerie—limited-series machines crafted with obsessive attention to materials, machining, and finish. Founded by Donald Atchison in Colorado, the company became known for the Heretic and later Titanium models, which married thundering American V-twin character to chassis precision and metalwork that reads like sculpture. The brand’s signature is disciplined extravagance: beautifully surfaced billet components, titanium welds that seem drawn with a compass, and ergonomics tailored to owners who participate in the build process. Performance is real—stout brakes and high-spec suspension—but Ecosse’s proposition is broader: to create heirloom motorcycles that reward close inspection as much as fast riding. Production volumes are tiny by design, allowing the team to iterate details that larger OEMs would freeze for cost reasons—fastener choices, surface textures, even the way light moves across a tank seam. Historically, Ecosse helped codify an American idiom of luxury motorcycling distinct from European boutiques: big-twin heartbeat, artisanal fabrication, and a customer relationship that feels like commissioning a tailored suit. Critics call the prices stratospheric; collectors counter that the bikes are functional metal art with genuine road manners. Either way, the brand proves that, even in an era of mass-optimized competence, there is enduring appetite for the hand-made and the particular—the machine that speaks quietly of craft every time it rolls out of a sunlit garage.

Other Years

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