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MTB - XC Alloy

Tonga

Generation 2

 

Junior - Junior Sport

Beat SL Disc 20”

Generation 1

 
27.5" 14.3 kg | 29" 14.6 kg Weight 9.4 kg
115 kg Laden weight 65 kg
Bitter Lemon | Blue Turquoise Color(s) Galaxy Blue | Bouncing Green
27.5" - 14", 16" | 29" - 18", 20", 22" Sizes 20" - 11,5"

Chassis

Aluminium 6061
  • O.L.D.: 135 mm
  • Brake: IS disc
  • BB: BSA 73 mm
  • Front derailleur mount: clamp
  • Cable routing: external
  • Rack mounts
Frame Aluminium 6061 TB
  • O.L.D.: 135 mm
  • Brake: IS disc
  • BB: BSA 68 mm
  • Cable routing: external
  • Rack mounts
SR Suntour XCM DS
  • Travel: 100 mm
  • Coil spring
  • Steerer 1 1/8"
  • O.L.D.: 100 mm
  • Brake: postmount disc 6"
Fork STEVENS Alu Unicrown
  • Aluminium steerer
  • Steerer 1 1/8"
  • O.L.D.: 100 mm
  • Brake: IS disc 6"
STEVENS MTB 1 1/8"
  • Upper bearing cup: ZS44/28.6
  • Lower bearing cup: ZS44/30
Headset STEVENS MTB 1 1/8"
  • Upper bearing cup: ZS44/28.6
  • Lower bearing cup: ZS44/30
Tektro HD-T275
  • Hydraulic disc brake
Brake front Tektro HD-J285
  • Hydraulic disc brake
Tektro HD-T275
  • Hydraulic disc brake
Brake rear Tektro HD-J285
  • Hydraulic disc brake
Brake disc Tektro TR140-22
  • Rotor size: 140 mm
  • 6 Bolt
Tektro TR180-35
  • Rotor size: 180 mm
  • Center Lock
Brake disc front
TR160-35
  • Rotor size: 160 mm
  • Center Lock
Brake disc rear

Drivetrain

Shimano CUES U4000
  • Shimano FC-U4010-2
  • 36-22 T
  • 2-Piece
Crankset Oxygen Aluminium Pro
  • 32 T
  • BB type: BSA 68 mm / Square taper (118 mm axle length)
  • Chainguard
Shimano CUES U4000
  • FD-U4000-LM4
  • 2-speed
Derailleur front
Shimano CUES U4000 Shadow
  • RD-U3020-SGS
  • 9-speed
  • Total capacity: 41 T
Derailleur rear Shimano Altus
  • RD-M310
  • 8-speed
  • Total capacity: 43 T
Shimano CN-LG500 | 29": Shimano CN-HG53
  • LINKGLIDE
Chain KMC Z8.3
Shimano CS-LG300-9
  • 9-speed
  • Combination: 11-13-15-17-20-23-26-30-36 T
Cassette Shimano CS-HG31
  • 8-speed
  • Combination: 11-13-15-18-21-24-28-32 T
ATB Pro Reflex Pedals KID Reflex

Wheelset

Formula CL-52
  • Axle: QR5x135 mm
Hubs rear Formula DC-22
  • Axle: QR9x135 mm
Formula CL-51
  • Axle: QR5x100 mm
Hubs front Formula DC-20
  • Axle: QR9x100 mm
Oxygen RM-M19
  • ETRTO: 27.5": 19 x 584 | 29": 19 x 622
Rims Oxygen RM-M17
  • ETRTO: 17 x 406
Schwalbe Smart Sam Active-Line
  • Tire size: 27.5": 57-584 | 29": 57-622
  • SBC compound
  • KevlarGuard
Tires Schwalbe Billy Bonkers
  • Tire size: 50-406
  • Active Line
  • KevlarGuard
  • LiteSkin

Cockpit

Oxygen Driver
  • Width: 740 mm
  • Backsweep:
  • Rise: 25.4 mm
  • Clamp: 31.8 mm
Handlebar Oxygen Pistol
  • Width: 520 mm
  • Backsweep:
  • Rise: 0 mm
  • Clamp: 25.4 mm
Oxygen Driver
  • Handlebar clamp: 31.8 mm
  • Angle: 6°
Stem
Oxygen Havoc Saddle Oxygen Sportline
Oxygen Driver
  • Length: 350 mm
  • Diameter: 27.2 mm
  • Insertion depth: min. 100 mm
Seatpost Oxygen Aluminium
  • Length: 250 mm
  • Diameter: 27.2 mm
  • Insertion depth: min. 80 mm
Shimano CUES U4000
  • SL-U4000-L
  • 2-speed
Shift lever left
Shimano CUES U4000
  • SL-U4000-9R
  • 9-speed
Shift lever right Shimano SL-RS45-8R Revo
  • Revo shifter
  • 8-speed
Tektro HD-T275
  • 3 finger
Brake lever Tektro HD-J285
  • 2 finger

Highlights

The carefree entry into the STEVENS aluminium hardtail world   Agile and lightweight junior trail bike with low standover height
740 mm handlebar width for maximum control   Extra light due to aluminium fork and triple butted frame tubes
Shimano CUES U4000 Linkglide 2x9-speed groupset w/ optimized gearing range   Hydraulic disc brakes w/ kid-friendly lever reach
Powerful, reliable Tektro disc brakes   Single chainring for intuitive 8-speed shifting
Responsive suspension fork with 100 mm of travel   Kid-size crank arm length, suitable gear spread
recomm. retail price
749.00 
 
recomm. retail price
569.00