Confluence Flat Bar Altus opens up more ride opportunities with a MAHLE hub-drive electric assist good for 40Nm of torque. This egravel bike features comfortable, confident upright geometry and a flat handlebar for leverage and control. The aluminum frame and carbon fork strike a balance of durability and performance you’ll appreciate, with frame and fork cargo mounts to keep you fueled on those longer rides, or to load up with bikepacking gear. Shimano’s Altus 1x9 drivetrain is a proven workhorse that will get you through any ride without a fuss. Charge Your Adventure with Confluence Flat Bar Altus.
Frameset
- Frame
- Confluence
- Fork
- Confluence Carbon
- Color
- Black
Drivetrain
- Drive Unit
- MAHLE X35+
- E-Bike Classification
- Class 1
- Drive Type
- Hub-Drive
- Max Assist Speed
- 20mph/32kph
- Motor Torque
- 40Nm
- Range Estimate
- 40 miles
- Assist Levels
- 3
- Walk Assist
- No
- Throttle
- No
- Battery Capacity Watt Hours
- 250Wh
- Battery Type
- Li-ion
- Removable Battery
- No
- Estimated Charge Time
- 3 hours
- Charger Included
- Yes
- Lights Included
- No
- Front Derailleur
- N/A
- Rear Derailleur
- Shimano Altus M2000
- Cassette
- Shimano HG200-9, 9-speed, 11–36t
- Chain
- KMC Z9
- Crankset
- FSA Vero Pro, 40t
- Shifter
- Shimano Altus M2010
- Brake Levers
- Tektro RS360A
- Brake Caliper
- Tektro MD-U510/MD-U310
- Rotors
- Tektro TR160-22, 160 mm, 6-bolt
- Bottom Bracket
- RPM Cartridge Bottom Bracket
Components
- Headset
- FSA
- Stem
- Salsa Guide
- Handlebar
- Salsa Salt Flat
- Grips/Bar Tape
- Velo VLG-311D2
- Seatpost
- Promax SP-2016
- Saddle
- WTB Volt
Wheels
- Front Hub
- WTB Serra
- Rear Hub
- MAHLE X35+
- Spoke
- Straight gauge, black
- Rim
- WTB ST i23, 32h
- Front Tire
- Teravail Washburn 700c x 42mm, Durable casing, wire bead
- Rear Tire
- Teravail Washburn 700c x 42mm, Durable casing, wire bead
Weight
- Complete Bike Weight
- 32.5 lb (Large frame)
*Specification and pricing subject to change without notice.
- Frame Construction
- Aluminum
- Fork Construction
- Carbon
- Rear Dropout Configuration / Rear Derailluer Hanger
- 10x1mm threaded 136mm proprietary spacing/with proprietary derailleur hanger
- Rear Hub Spacing
- 136mm
- Rear Axle Dimensions
- 10x1mm
- Rear Brake
- Flat-mount
- Front Brake
- Flat-mount
- Head Tube
- IS
- Steerer Tube
- 350mm
- Crown Race
- Integrated
- Stock Headset Upper (S.H.I.S.)
- IS41
- Stock Headset Lower (S.H.I.S.)
- IS52
- Seat Collar
- 32.0mm
- Seatpost
- 27.2mm
- Dropper Compatible (Routing)
- Yes (internal)
- Front Derailleur (Clamp)
- 31.8mm
- Front Derailleur Type
- Down swing, down pull
- Max Chainring
- 1x: 42t max (47mm chainline); 2x: 48/33t max (47mm chainline)
- Bottom Bracket
- 68mm BSA threaded
- Tire Clearance Frame
- 700 x 50mm
- Tire Clearance Fork
- 700 x 50mm
- Fork Offset
- 50mm
- Front Hub Spacing
- 12x100mm
- Front Axle Dimensions
- M12xTP1.5x120mm
- Front Brake (Rotor)
- 160mm
- Bottle Mounts Frame
- 2
- Bottle Mounts Fork
- Three-Pack mounts (two sets)
- Downtube Accessory Mounts
- No
- Rack Mounts Frame
- Yes
- Rack Mounts Fork
- Yes
- Fender Mounts Frame
- Yes
- Fender Mounts Fork
- Yes
| Size |
X-Small |
Small |
Medium |
Large |
X-Large |
| A. Effective Top Tube |
550 |
570 |
600 |
625 |
650 |
| B. Stand Over |
622 |
959 |
721 |
761 |
800 |
| C. Reach |
394 |
406 |
424 |
438 |
451 |
| Crank Arm Length |
165 |
170 |
172.5 |
172.5 |
175 |
| D. Stack |
510 |
538 |
575 |
613 |
650 |
| E. Total Seat Tube Length |
340 |
380 |
450 |
490 |
530 |
| F. Headtube Length |
90 |
120 |
160 |
200 |
240 |
| G. Headtube Angle |
68.5 |
68.5 |
68.5 |
68.5 |
68.5 |
| H. Seat Tube Angle |
73 |
73 |
73 |
73 |
73 |
| Handlebar Width |
700 |
700 |
700 |
700 |
700 |
| I. BB Drop |
70 |
70 |
70 |
70 |
70 |
| J. BB Height |
285 |
285 |
285 |
285 |
285 |
| K. Chainstay Length |
440 |
440 |
440 |
440 |
440 |
| L. Fork Length Axle to Crown |
402 |
402 |
402 |
402 |
402 |
| M. Fork Offset |
50 |
50 |
50 |
50 |
50 |
| N. Wheelbase |
1056 |
1078 |
1111 |
1140 |
1168 |
| Recommended Rider Height |
142cm–150cm |
152cm–163cm |
163cm–173cm |
173cm–183cm |
183cm–193cm |
| Stem Length |
60 |
70 |
70 |
80 |
90 |
Measurements based on:
- An unsprung bike (no sag)
- A 700c x 42 mm tire measuring 710 mm in diameter
- Standover (B) for all sizes is measured vertically to top of toptube from a position 50 mm forward of BB center
