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The “Sonora ES 29” model from the “Stevens” brand, released in 2020, is a high-quality mountain bike that impresses with its combination of advanced technology and well-thought-out features. The frame is made from Carbon SL HMF, which not only ensures high stability but also reduces the bike’s weight to just 10 kg. The maximum rider weight is 115 kg, allowing for versatile use.
The braking system features the tried-and-tested Shimano Deore XT BR-M8100 brakes, complemented by Shimano Deore XT BL-M8100 brake levers. This combination ensures reliable and precise braking performance under a wide range of conditions. The drivetrain is fitted with the Shimano Deore XT Shadow+ RD-M8100-SGS, which offers a 1x12-speed configuration. The shift levers are the Shimano Deore XT SL-M8100 I-Spec EV, which ensure smooth and efficient gear changes.
The Fox 32 Float SC Performance fork, with 100 mm of travel, contributes to excellent riding performance and ensures optimum comfort and control on uneven terrain. The bottom bracket is a Pressfit BB92, whilst the crankset is the Shimano Deore XT FC-M8100-1 with 34 teeth. The cassette is a Shimano Deore XT CS-M8100 with 12 speeds, offering a wide range of gear ratios.
The handlebars and stem are both from the Oxygen Scorpo MTB series, with the handlebars measuring 700 mm in width. The headset is a STEVENS MTB Taper 1 1/8"-1 1/2", which ensures stable and precise steering. The tyres are Schwalbe Racing Ray and Racing Ralph Evolution, size 57-622, fitted to the DT Swiss X 1900 Spline wheelset. This combination offers excellent grip and durability.
The saddle is an Oxygen Roccia, which, together with the Oxygen Scorpo MTB seatpost, ensures a high level of comfort even on longer rides. Overall, the Stevens Sonora ES 29" is a well-designed and high-performance mountain bike, priced at 2699 EUR, which is suitable for both ambitious amateur riders and professionals.
| Brakes | Shimano Deore XT BR-M8100 |
| Brake levers | Shimano Deore XT BL-M8100 |
| Frame | Carbon SL HMF |
| Drivetrain | Shimano Deore XT Shadow+ RD-M8100-SGS, 1x12 |
| Shift levers | Shimano Deore XT SL-M8100 I-Spec EV |
| Fork | Fox 32 Float SC Performance |
| Fork travel (mm) | 100 |
| Bottom bracket | Pressfit BB92 |
| Crankset | Shimano Deore XT FC-M8100-1, 34T |
| Sprocket | Shimano Deore XT CS-M8100, 12-speed |
| Headset | STEVENS MTB Taper 1 1/8"-1 1/2" |
| Handlebar | Oxygen Scorpo MTB 700 mm |
| Stem | Oxygen Scorpo MTB |
| Saddle | Oxygen Roccia |
| Seatpost | Oxygen Scorpo MTB |
| Wheelset | DT Swiss X 1900 Spline |
| Tires | Schwalbe Racing Ray | Racing Ralph Evolution, 57-622 |