2019
KTM 85 SX - Specifications & Review

Article Complete Info
| Articleid | 480084 |
|---|---|
| Category | Cross-motocross |
| Make | KTM |
| Model | 85 SX |
| Year | 2019 |
Chassis, Suspension, Brakes & Wheels
| Frametype | Central-tube frame with double-cradle |
|---|---|
| Frontbrakes | Single disc |
| Frontbrakesdiameter | 240 mm (9.4 inches) |
| Frontsuspension | WP upside-down Ø 43 mm |
| Rearbrakes | Single disc |
| Rearbrakesdiameter | 210 mm (8.3 inches) |
| Rearsuspension | WP monoshock |
Engine & Transmission
| Borexstroke | 47.0 x 49.0 mm (1.9 x 1.9 inches) |
|---|---|
| Clutch | Wet |
| Displacement | 84.90 ccm (5.18 cubic inches) |
| Enginedetails | Single cylinder, two-stroke |
| Transmissiontypefinaldrive | Chain |
Other Specifications
| Starter | Kick |
|---|
Physical Measures & Capacities
| Dryweight | 68.0 kg (149.9 pounds) |
|---|---|
| Fuelcapacity | 5.20 litres (1.37 gallons) |
| Groundclearance | 362 mm (14.3 inches) |
| Seatheight | 890 mm (35.0 inches) If adjustable, lowest setting. |
About KTM
Country of Origin:
Austria
Founder:
Hans Trunkenpolz (later joined by Ernst Kronreif)
Best Known For:
Off-road/enduro supremacy, Dakar wins, Duke/RC streetbikes, and READY TO RACE ethos
Company History
KTM evolved from a postwar repair shop into a racing juggernaut by treating competition as R&D. Lightweight two-strokes made the brand a force in motocross and enduro; later four-strokes and advanced electronics cemented dominance. Dakar Rally victories showcased reliability under extreme conditions and fed the Adventure lineup—bikes that balance long-travel composure with startling pace. On the street, the Duke and RC families brought razor geometry and punchy singles/twins to license tiers worldwide, while the 1290 Super Duke and Adventure pushed the IMU-aided edge of performance. Corporate agility—acquisitions, platform sharing with Husqvarna/GASGAS—expanded reach without blurring identity. Historically, KTM changed expectations for chassis feedback and electronics integration in dirt and on road, proving that orange-painted ferocity could also be precise. The brand’s throughline is simple: build light, communicate grip, and let riders go fast safely. Few companies have turned a color and a slogan into such a reliable proxy for results.
