Salsa Tributary Carbon GRX 820 Electric Bike
Made for off-pavement adventure, the Salsa Tributary Carbon GRX 820 electric bike delivers stability and comfort on rugged gravel routes—with space to accommodate your bikepacking setup.
Key Details



- BOSCH Performance Line Speed Class 3 mid-drive motor with smart system provides 28 mph (45 kmh) max pedal assist and 85 Nm max torque
- 625 Wh Bosch PowerTube internal battery
- Compatible with Bosch range extender battery (not included)
- Class 5™ VRS (Vibration Reduction System)
- TranzX dropper post with internal routing
- Internal cable routing with port for integrated lighting system
- 148 x 12 Boost thru-axle rear
- SRAM UDH compatible
- Abrasion-resistant wear protection plates on inside of fork legs
- 2 bottle mounts inside main triangle on all sizes (water bottle cages not included)
- Accommodates up to 29 x 3.0 in. front and 29 x 2.6 in. rear tires
- Compatible with direct-mount frame bags (bags not included)
- Mounts for fenders, front and rear racks, and 2 sets of Three-Packs (accessories not included)
- Battery is removable for service
- Pedals not included
- NOTE: Specs and images are subject to change based on component availability
Imported.
- 1 year of free adjustments (see more below)
- In-store bike assembly
- Pickup in store or curbside
- Bike experts available at 170+ bike shops
- An additional year of free adjustments on e-bikes
- 20% off shop services
- Free tubes with purchase of flat tire repair (Co-op Cycles brand tubes only; tube must be installed at time of purchase)
New bikes go through a normal break-in period, after which they should be readjusted. All electric bicycles sold at REI include free adjustments for the defined period (one year after purchase date for non-members, or two years for REI Co-op Members)—as many times as you need. Included: derailleur and brake adjustments, lateral wheel truing, hub and headset bearing adjustments, tire inflation, chain lubrication and e-bike firmware updates. Not included: replacement or installation of new components or accessories, any other services. Call your local REI Co-op Bike Shop for more information.
UL2849 certified
Best Use | Gravel Cycling |
---|---|
E-Bike Classification | Class 3: pedal assist up to 28 mph |
Motor | Bosch Performance Line Speed |
Motor Type | Mid-Drive |
Motor Torque (Nm) | 85 Newton meters |
Battery Type | Lithium Ion |
Battery Capacity (Wh) | 625 watt hours |
Battery Removable | No |
Charge Time (hrs) | 5.4 hours |
Pedal Assist Range | 25-100 miles |
Mountain Bike Style | Cross-country |
Frame | Tributary carbon |
Bike Suspension | No Suspension |
Fork | Tributary carbon |
Crankset | FSA CK-762 |
Bottom Bracket | Integrated with Bosch motor |
Shifters | Shimano GRX RX820 |
Rear Derailleur | Shimano GRX RX822 |
Rear Cogs | Shimano Deore M6100, 10-51T, 12-speed |
Number of Gears | 12 gear(s) |
Brake Type | Hydraulic Disc Brake |
Brakes | Shimano GRX RX820 |
Brake Levers | Shimano GRX RX820 |
Rims | WTB ST i27 |
Front Hub | Shimano TC500 15 x 110 mm |
Rear Hub | Shimano TC500 12 x 148 mm |
Wheel Size | 29 inches |
Tires | Teravail Ehline |
Tire Width | 2.3 inches |
Handlebar Shape | Drop Bar |
Handlebar | Salsa Cowchipper |
Stem | Salsa Guide Trail |
Seat Post | TranzX dropper post, 100 mm travel |
Dropper Post | Yes |
Saddle | WTB SL8 |
Pedals | Not included |
Headset | Acros |
Chain | Shimano Deore M6100 |
Weight | Unavailable |
Gender | Unisex |
XS | S | M | L | XL | |
---|---|---|---|---|---|
Height Range | 5'1" - 5'4" | 5'4" - 5'7" | 5'7" - 5'10" | 5'10" - 6'1" | 6'1" - 6'4" |
Reach | 374 | 399 | 418 | 438 | 458 |
Stack | 602 | 602 | 625 | 643 | 662 |
Effective Top Tube | 535 | 560 | 585 | 610 | 635 |
Seat Tube Center-Top | 380 | 405 | 460 | 500 | 520 |
Standover Height | 725 | 730 | 775 | 809 | 827 |
Head Tube Length | 100 | 100 | 125 | 145 | 165 |
Head Tube Angle (degrees) | 67 | 67 | 67 | 67 | 67 |
Seat Tube Angle (degrees) | 75 | 75 | 75 | 75 | 75 |
Bottom Bracket Height | 303 | 303 | 303 | 303 | 303 |
Wheelbase | 1094 | 1119 | 1148 | 1176 | 1204 |
Chainstay | 445 | 445 | 445 | 445 | 445 |
Fork Offset | 51 | 51 | 51 | 51 | 51 |
Sizing Notes
Measurements are stated in millimeters unless otherwise indicated.
How we measure bikes
- Standover Height Standover Height is a measurement from the ground to the top of the top tube, measured at the midpoint of the top tube.
- Reach Reach is the horizontal distance from the center of the cranks to the center of the head tube, measured at head tube level.
- Stack Stack is the vertical distance from the center of the cranks to the center of the head tube, measured to the top of the head tube.
- Effective Top Tube Effective top tube is the distance from the center of the head tube to the center of the seat tube/seat post, measured parallel to the ground.
- Seat Tube Center to Top Seat Tube length is the measurement of the seat tube, from the center of the cranks to the top of the seat tube.
- Head Tube Length Head Tube Length is measured from the bottom to the top of the head tube.
- Head Tube Angle Head Tube Angle is the acute angle between the head tube and the ground (measured towards the rear of the bike)
- Seat Tube Angle Seat Tube Angle is the acute angle between the seat tube and the ground (measured towards the rear of the bike).
- Bottom Bracket Height Bottom Bracket Height is a measurement taken vertically from the ground up to the center of the cranks.
- Wheelbase Wheelbase is the measurement from the center of the front axle to the center of the rear axle.
- Chainstay Length Chainstay Length is the measurement from the center of the cranks to the center of the rear axle.
- Fork Offset Fork Offset, or rake, is the distance from the front axle to a line drawn parallel to the center of the head tube or steering axis.