Bonnell 775 MX
Meet your off-road sidekick: a powerhouse that fuses the nimble precision of a downhill mountain bike with the raw power of a lightweight dirt bike. It's ready for full-on trail domination yet light enough for hassle-free transport. Whether you're a weekend warrior or a seasoned shredder, this ride delivers unparalleled off-road excitement and redefines what's possible on two wheels.
Frame
- Progressive single pivot linkage driven suspension design, 170mm travel.
- 4130 chromoly front triangle, twin down tube design, fully ED coated
- 6061 Aluminium chainstay, forged yoke, adjustable forged dropouts with 203mm Postmount brake interface
- UDH derailleur hanger.
- 6061 Aluminium seatstays with removable bridge and forged bearing eyelets
- Forged rocker arm
- Full complement stainless steel sealed bearing, marine grease
- Double sealed suspension pivot system for maximum durability
- Dual crown fork rating up to 615mm axle to crown
- Durable powder coating
Rear Suspension
- Suntour TriAir 3CR, BONNELL MX custom tune
- 3 positions compression lever and rebound adjuster
- Trunnion 205*65mm. 25*8mm lower shock mount
Headset
- Tapered ZS44 top
- ZS56 bottom sealed bearings
Fork
- Suntour Rux 38 RC+, tapered 1"1/8-1.5", 29"
- 200mm travel
- 50 mm offset
- Boost 20*110 mm thru axle
- Short integrated fender included.
E-SYSTEM
-
Drive Unit
- CYC X1 Pro
-
Chainring
- CYC steel narrow wide 38T
-
Bashguard
- CYC Heavy duty 6061T6 aluminum MTB
-
Battery
- CYC A65-serie 1300Wh
-
Charger
- CYC 5A charger
-
Display
- CYC Intuition integrated smart display
-
Throttle
- Lekkie Pacemaker full twist throttle
Drivetrain
-
Rear Cogs
- Single speed 24T Hardened Steel narrow wide sprocket.
-
Chain Tensionner
- Bonnell custom CNC chain tensioned, compatible 22 to 28T sprocket
-
Chain
- KMC e1, EPT (anti rust)
-
Chainguide
- BONNELL upper adjustable chain guide + bottom roller. Compatible from 32T to 38T chainrings
-
Crank
- CYC forged, 165mm
Brakes
-
Brakes
- Magura MT5, 4Pistons, MDR-P floating 220F/203R rotos.
- Brakes are setup moto style
-
Brakes Levers
- 2-finger, aluminum light weight lever blade, flip flop design allows for regular or moto setup
Adjustment
- Chainstay length can be set at 440mm or 452mm
- 2 shock positions, comfort and sport mode
Wheels
-
Front Hub
- Alex rims 20*110 Boost, 36 holes, E-bike hub sandblasted finish
-
Rear Hub
- BONNELL single speed sprag clutch 12*148 Boost. Symmetrical spoke flange design for max wheel strength, 36 holes, sandblasted finish. 6 holes mount for rear sprocket.
-
Spokes rear
- Stainless Steel, 14g
-
Rims
- Alex rims EMC 30, E-bike reinforced, 30mm wide rims, tubeless ready, 36 holes, sandblasted finish
-
Brake Type
- Disc 6 holes
-
Tire Size
- 2.5" front and rear
-
Wheel Size
- 27.5" rear, 29" front
-
Tires
- Rear: Maxxis Assegai DH casing Maxx grip tubeless ready 2.5
- Front : Maxxis Assegai DH casing Maxx grip tubeless ready 2.5
-
Tubes
- Maxxis welter weight 2.5
Components
-
Handlebar
- Bonnell 780mm, 31.8mm, 50mm rise 9deg backsweep, black stealth finish
-
Stem
- Kalloy forged direct mount, 44mm long, 31.8mm clamp, black stealth finish. One stem spacer included
-
Grips
- Lekkie single lock on grip/ full twist throttle, soft rubber, black
-
Saddle
- Bonnell, by Velo, short nose, reinforced sides, cromoly rails, "I-carry" transport handle.
-
Seat clamp
- Bonnell 34.9 black stealth single bolt
-
Seatpost
- Tranz-X 30.9mm, 2 bolt saddle clamp, 7075 aluminium , hard anodized. Adjustable drop 140-170mm on M and 170-200mm on L/XL.
-
Seatpost lever
- Tranz-X GL 1x lever
Connectivity
-
Wheel Sensor
- CYC bluetooth speed sensor.
Extra
-
Pedals
- Bonnell flat pedals aluminium, 110*98mm platform size, 17mm thick, sealed bearing and bushing contruction.
-
Tubeless valves
- 2 valves included in box
-
Multi tool
- Bonnell 13 function
Geometry & dimensions

Measurement | M | L | XL | |
---|---|---|---|---|
A | Seat Tube Length | 405 | 430 | 460 |
B | Top Tube Horizontal | 621 | 645 | 676 |
C | Head Tube Angle ° | 62.7 | 62.7 | 62.7 |
D | Seat Tube Effective Angle ° | 75.1 | 75.5 | 75.6 |
E | Standover | 816 | 830 | 835 |
F | Head Tube Length | 117 | 127 | 137 |
G | Wheelbase | 1277 | 1316 | 1348 |
H | Front Center | 837 | 864 | 896 |
I | Chain Stay Length | 440 | 452 | 452 |
J | Bottom Bracket Drop | 15 | 15 | 15 |
K | Bottom Bracket Height | 355 | 355 | 355 |
L | Fork Axle to Crown | 615 | 615 | 615 |
M | Fork Rake | 50 | 50 | 50 |
N | Trail | 134 | 134 | 134 |
O | Stack | 646 | 655 | 665 |
P | Reach | 455 | 478 | 505 |