grx 820 gravel bike Salsa Tributary C GRX 820

grx 820 gravel bike Salsa Tributary C GRX 820Tributary C is Salsas electric rugged road adventure bike. Its built to devour big, burly dirt routes. Tributarys well balanced gravel geometry, massive tire clearance, and suspension fork mean total comfort and control on sketchy surfaces even at ebike speeds. The BOSCH Performance Line Speed motor empowers riders to tackle demanding bikepacking routes, explore vast networks of forest roads, or add miles to any adventure. Pair all that with Salsas on

Tributary C is Salsa’s electric rugged-road adventure bike. It’s built to devour big, burly dirt routes. Tributary’s well-balanced gravel geometry, massive tire clearance, and suspension fork mean total comfort and control on sketchy surfaces — even at ebike speeds. The BOSCH Performance Line Speed motor empowers riders to tackle demanding bikepacking routes, explore vast networks of forest roads, or add miles to any adventure. Pair all that with Salsa’s on-bike cargo features, and Tributary is ready to take riders from their front door to far-out.

• High-modulus carbon fiber frame
• Tributary Carbon fork
  
• BOSCH Performance Line Speed class 3 mid-drive motor with smart system
• 28 mph or 45 km/h max assist
• 85Nm max torque
• 625Wh Bosch PowerTube internal battery

Bosch Performance Line Speed mid-drive unit:

• Class 3 system delivers up to 85Nm of torque for assistance up to 28mph (Class 1 / 20mph in Canada)
• Four customizable assist levels
• Bosch smart system offers high-tech features and connectivity

Bosch PowerTube 625 battery:

• 36-volt lithium-ion battery
• 625Wh (watt-hours)
• Integrated in downtube for a streamlined look

Adventure-ready:

• Rear rack mounts
• A pair of Three-Pack mounts on the fork
• Two bottle mounts

Designed for rugged roads:

• High-modulus carbon fiber frame with carbon fork
• Egravel geometry for a stable, comfortable ride at high speeds on rough terrain
  
• 29 x 2.6″ tire clearance in frame, and 3.0″ tire clearance for carbon fork
  

Class 5 VRS (Vibration Reduction System):

• Fights fatigue by soaking up micro-impacts on rough terrain
• Seatstays are thin and vertically-oriented to “flex” outwards on impacts for vertical compliance
• Chainstays are horizontally-oriented to resist torque for lateral stiffness

BUILD KIT:

• Frame: Tributary Carbon
  
• Fork: Tributary Carbon
  
• Drive Unit: Bosch Performance Line Speed
  
• E-Bike Classification: Class 3
  
• Drive Type: Mid-drive
  
• Max Assist Speed: 28 mph/45 kmh
  
• Motor Torque: 85Nm
  
• Range Estimate: 25–100 miles
  
• Assist Levels: 4
  
• Walk Assist: Yes
  
• Max Motor Assist: 340% up to 600W
  
• Throttle: No
  
• Battery Capacity Watt Hours: 625Wh
  
• Battery Capacity Amp Hours: 16.7Ah
  
• Battery Power Volts: 36V
  
• Battery Type: Li-ion, Bosch PowerTube 625
  
• Removable Battery: Removable for service
  
• Estimated Charge Time: 5.4 hours
  
• Charger Included: Yes
  
• Lights Included: No
  
• Front Derailleur: N/A
  
• Rear Derailleur: Shimano GRX RX822
  
• Cassette: Shimano Deore M6100, 10–51t, 12-speed
  
• Chain: Shimano Deore M6100
  
• Crankset: FSA CK-762, 42t
  
• Shifter: Shimano GRX RX820
  
• Brake Levers: Shimano GRX RX820
  
• Brake Caliper: Shimano GRX RX820
  
• Rotors: Shimano RT64
  
• Headset: Acros
  
• Stem: Salsa Guide Trail
  
• Handlebar: Salsa Cowchipper
  
• Grips / Bar Tape: Velo anti-slip
  
• Seatpost: TranzX dropper post, 100 mm travel
  
• Saddle: WTB SL8
  
• Front Hub: Shimano TC500 15 x 110mm
  
• Rear Hub: Shimano TC500 12 x 148mm
  
• Spoke: 14g
  
• Rim: WTB ST i27 (taped, tubeless valves included)
  
• Tires: Teravail Ehline 29 x 2.3″, Durable casing
  
• Pedals: N/A
  
• Complete Bike Weight: 42 lb 9 oz for Medium

SIZING: Salsa recommends the following sizes based on rider height

• XS : 5'1" - 5'4"
• SM : 5'4" - 5'7"
• MD : 5'7" - 5'10"
• LG : 5'10" - 6'1"
• XL : 6'1" - 6'4"