Tonga

Weight 27.5" 14.2 kg | 29" 14.5 kg
Frame Aluminium 6061
Color(s) Stealth Black | Pink Orange
Sizes 27.5" - 14", 16" | 29" - 18", 20", 22"

Pricing

Price
On Request

Your Ticket to Trail Fun.

Hydraulic disc brakes plus drivetrain from Shimano, suspension fork with lockout. In addition, a well crafted aluminium frame with relaxed geometry and wheel size matched to frame size. Hard to believe how inexpensive your access to undisturbed bike-fun can be!

  • Solid hardtail w/ relaxed touring geometry
  • 740 mm handlebar width for maximum control
  • Shimano Alivio/Altus gears w/ optimized gearing range
  • Powerful, reliable Shimano disc brakes
  • Responsive suspension fork with lockout

Equipment

Details

Chassis

Frame
Aluminium 6061
  • O.L.D.: 135 mm
  • Brake: IS disc
  • BB: BSA 73 mm
  • Front derailleur mount: clamp
  • Cable routing: external
  • Rack mounts
Front fork
SR Suntour XCM HLO
  • Travel: 100 mm
  • Coil spring
  • Lockout
  • Steerer 1 1/8"
  • O.L.D.: 100 mm
  • Brake: postmount disc 6"
Headset
STEVENS MTB 1 1/8"
  • Upper bearing cup: ZS44/28.6
  • Lower bearing cup: ZS44/30
Front brake
Shimano BR-MT200
  • Hydraulic disc brake
Rear brake
Shimano BR-MT200
  • Hydraulic disc brake
Brake disc front
SM-RT30
  • Rotor size: 180 mm
  • Center-Lock
Brake disc rear
SM-RT30
  • Rotor size: 160 mm
  • Center-Lock

Drivetrain

Derailleur f
Shimano Altus
  • FD-M2020-TS
  • 2-speed
Derailleur r
Shimano Alivio Shadow
  • RD-M3100-SGS
  • 9-speed
  • Total capacity: 45 T
Chain
Shimano CN-HG53
Cassette
Shimano CS-HG200
  • 9-speed
  • Combination: 11-13-15-17-20-23-26-30-36 T
Pedals
MTB Flatpedal Reflex

Wheelset

Hubs r
Shimano FH-TX505-8
  • Axle: QR10x135 mm
Hubs f
Shimano HB-TX505
  • Axle: QR9x100 mm
Rims
Oxygen RM-M19
  • ETRTO: 19 x 622 | 19 x 584
Tires
Schwalbe Smart Sam Active-Line
  • Tire size: 57-622 | 57-584
  • SBC compound
  • KevlarGuard

Cockpit

Handlebar
Oxygen Driver
  • Width: 700 mm
  • Backsweep: 9°
  • Rise: 25 mm
  • Clamp: 31.8 mm
Stem
Oxygen Driver
  • Handlebar clamp: 31.8 mm
  • Angle: 6°
Saddle
Oxygen Raceline
Seatpost
Oxygen Driver
  • Length: 350 mm
  • Diameter: 27.2 mm
  • Insertion depth: min. 100 mm
Shiftlever left
Shimano Acera
  • SL-M3010
  • 2-speed
Shiftlever right
Shimano Acera
  • SL-M3000
  • 9-speed
Brakelever
Shimano BL-MT200
  • 3 finger

Data

Weight
27.5" 14.2 kg | 29" 14.5 kg
Laden weight
115 kg
Color(s)
Stealth Black | Pink Orange
Sizes
27.5" - 14", 16" | 29" - 18", 20", 22"
 

Due to problems in the delivery chains caused by Covid 19, the bike can be delivered with modifications.
The delivery dates specified by your STEVENS dealer may also be delayed.

Geometry

schematische Skizze eines Fahrrades mit eingezeichneten Geometrie-Messpunkten

Frame height (")   14 16 18 20 22 Measuring mode
Seattube length A1 579 584 633 642 656 nominal
Seattube length A2 355 406 457 508 558 bottom bracket to top of seattube
Seattube length A3 325 374 402 453 503 bottom bracket to top of top tube
Top tube length B 534 550 575 592 612  
Top tube horizontal C 540 565 595 615 635 center headtube to center seatpost/seattube
Headtube angle (°) D 69 69 70 70 70  
Seattube angle (°) E 74,5 74,5 73,5 73,5 73,5  
Wheelbase F 1057 1083 1104 1125 1146  
Chainstay length G 435 435 450 450 450  
Headtube length H 90 95 100 110 125  
Bottom bracket drop I 50 50 70 70 70 distance of bottom bracket to hub level*
Bottom bracket height K 301 301 301 301 301 distance to ground*
Fork rake L 42 42 46 46 46  
Slope M 239 198 217 177 143 top tube level distance front to rear
Wheel radius front N1 354 354 373,5 373,5 373,5 bereift
Wheel radius rear N2 354 354 373,5 373,5 373,5 bereift
Standover height O 705 735 770 803 838 top of top tube to ground**
Fork build height P 467 467 486 486 486 incl. lower headset cups*
Front wheel - bottom bracket Q 627 653 663 683 705  
Reach R 385 409 415 432 449 center bottom bracket to center headtube, horizontal
Stack S 558 562 608 618 632 center bottom bracket to center headtube, vertical
Stack/Reach (1:x)   1,45 1,37 1,47 1,43 1,41 ratio stack to reach
Seatpost diameter   27,2 27,2 27,2 27,2 27,2  
Stem length   70 70 90 110 120 center-center
Stem angle (°)   6 6 6 6 6  
Handlebar diameter   31,8 31,8 31,8 31,8 31,8  
Handlebar width   740 740 740 740 740  
Cranklength   170 170 175 175 175  
    14 16 18 20 22  

* Values measured with rider on board and slightly compressed front fork / rearshock (regular riding position)

** measured 100 mm ahead of bottom bracket, fork and rearshock not compressed (static)

// NEVER STOP