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Shimano 51-7 Drivetrain
shocking locking Fork
MTB Saddle - PU leather and comfortable position to ensure good control of bike
An aluminum alloy fork for better dampening of vibrations
6061 Aluminium Alloy Frame - Sport oversized frame with rear suspension
Paint Layers - Three layers of paint provide the frame with lasting protection
Lateral Folding System - Reduces bike storage size to 50% or more
Learn More About This Product
- Q:How to Assemble a Bicycle？
- A:Before Getting Started - Please remove all the cardboard protective wrapping from unassembled bike.
1.Frame 2. Stem 3. Handlebar 4.Thumb Shifter 5.Brake Handle 6.Fork 7.Hub Brake 8.Front Wheel 9.Front Axle 10.Shift Cable 11.Bottom Bracket 12.Chainwheel 13.Pedal 14.Front Derailleur 15.Rear Wheel 16.Foot Support 17.Rear Derailleur 18.Rear Axle 19.Brake Cable 20.Seat Post 21.Saddle
1.Frame 2. Stem 3. Handlebar 4.Thumb Shifter 5.Brake Handle 6.Fork 7.Hub Brake 8.Front Wheel 9.Front Axle 10.Bottom Bracket 11.Chainwheel 12.Pedal 13. Rear Wheel 14.Foot Wheel 15.Rear Derailleur 16.Rear Axle 17.Seat Post 18.Saddle 19.Folding Lever
A) Straddle the assembled bicycle with feet shoulder width apart and flat on the ground.There must be at least 2.5cm of clearance between the highest part of the top tube and crotch of the rider with tires fully inflated.
B) Tighten the seat clamp bolts of the seat post following the torque specifications for the seat post. Do not over tighten for the hex sockets will strip.
C) Loosen the seat clamp nuts and rotate the Seat into riding position as shown in Image 2.
D) Apply a small amount of grease on the seat post.Insert the seat post in the seat tube.Put the seat post fully through the seat clamp as shown in Image 3.
E) Tighten the seat clamp so that the seat is secured in the seat post as shown in image 4.
If the seat clamp has a nut on each side, tighten both nuts equally (the pressure must be consistent on both sides).
Caution: To prevent the seat from loosening and possible cause loss of control, the "MIN-IN" (minimum insertion) mark on the seat post must be below the top of the seat tube as shown in Image 5.
A) Unscrew the stem cover with the hex tool.
B) Open the stem cover to place the handlebar with the bike handles facing the frame of the bike. Make sure the back gears are on the right side and the front gears are on the left side. Additionally, make sure it is centered before tightening. Tighten bolts slightly and measure the distance from each end of the grip to the center of the handlebar. If it needs adjustment, do so at this time before.
C) Insert Stem into Stem Tube. To prevent steering system from losing control, the minimum Insertion Mark on the Stem must be below top of the Stem Tube as shown on Image 6.
D) Straddle the front wheel between your legs, hold the handlebar and adjust the handlebar at 90-degree angle with the frame as shown on Image 7.
E) Tighten the stem bolts securely as shown on Image 8.
A) The right pedal is marked "R" and the left pedal is marked "L" as shown on Image 9.
B) The right pedal has counter clockwise threads. Make sure to tighten it in a clockwise direction. The left pedal has clockwise threads. To secure, tighten it in a counter clockwise direction as shown on Image 10.
C) Add a small amount of grease on the thread to ensure that it is not stripped and easy to screw.
D) Turn the pedal into the crank arm.Make sure the threads of each pedal are fully screwed into the crank arm.
E) Fully tighten the pedals with a wrench as shown on image 11.
A) Set the front wheel into the front fork.
B) Make sure the quick release lever is on the disc side.
C) Move the disk side of the wheel to the left side.
D) Undo the quick release lever slightly to make room for to secure on drop out.
E) Make sure to center the wheel and roll towards the bike frame without touching the sides of the front fork or brake pads.
F) Rotate the quick release lever (tighten) and lock.
G) Rotate the wheel to make sure that it is balanced. If not, please take the bike to a technician to balance the wheel.
H) Attach the front wheel with the axle nuts.
I) Tighten the axle nuts at both sides.
Make sure that the chain swings at an amplitude of approximately 15mm by adjusting the screws of the chain.
A) Select an area on the frame near the rear wheel on the left hand side.
B) Clean with a damp cloth and let it air dry.
C) Cut a piece of electrical tape so that it can go around the frame at least twice. This will ensure that all the parts make a close connection and the bike does not get scratched.
D) Tighten the Hex bolts.
A) Adjust the front derailleur in advance.
a. Adjust Screw C to make the derailleur parallel with the chainwheel; ensure to leave 3-5 mm space from cusps as shown on Image 1 and 2.
b. Push the derailleur lever to the forefront position as shown on Image 3.
c. Put the chain on the largest freewheel and little crankset position.
d.Adjust Screw A to set the chain in the derailleur.
If the derailleur is not able to return to the previous position, then loosen the shift cables and loosen Screw A. After, pull the shift cable upwards to loosen it; follow by tightening Screw A.
e. Push the derailleur lever towards the rear of the bike; then put the chain on the large crankset and small freewheel. Adjust Screw B to set the chain in the middle of the derailleur.
B) Adjust the Rear Derailleur
a. Tighten Screw A clockwise if the chain slips out of the small freewheel.
b. Tighten Screw B clockwise if the chain slips out of the large freewheel.
c. Chain jamming may be due to the cable or the derailleur being too loose. Do not completely tighten the lever at this stage.
d. Loosening of the derailleur screw may result in the chain returning to the small freewheel. Tighten the lever as shown on Image 4.
e. If shifting is difficult from the small freewheel to the large freewheel, it may be due to the cable freewheel being too tight. Loosen the derailleur by adjusting Screw C. Make sure that the guide wheel is aligned properly to every freewheel as shown on Image 5.
Some models are equipped with an intelligent display unit.
Intelligent Display System consists of three components:
a. A Intelligent Display Screen
b. A Speed Meter
c. A Sensor Magnet"
A) Insert batteries as shown on Image 1:
a. Remove the battery cover
b. Put in two AAA batteries
c. Close and secure the battery cover.
B) Install the Display System as on Image 2.
Place the bottom half of the device's mount on the bike's handlebar; adjust the position to your preference. Place the top half of the mount. Secure with a hex key - M6.
C) Insert Batteries as on Image 3:
a.Insert a CR2032 battery (positive electrode upward).
b.Close and secure the battery cover with a coin/key in a clockwise direction. (Please do not force tightening).
D) Install the Speed Meter and Sensor Magnet as on Image 4:
a. From the front fork, place the sensor facing frontwards with wires going up the fork. Secure with a hex key - M4.
b. Wrap a zip wire around the cable and secure towards the back. Do not over tighten for you will damage the wire. Clip excess plastic.
c. Take the wire up the fork and secure towards the top.
d. Begin wrapping the wire around the brake cable housing with a little slack to avoid damage (wrap lightly).
e. Make sure there is slack on the wire before it reaches the handlebar. (Do not stretch.)
f. At the top of the brake cable housing, secure the wire on the brake cable with a zip wire. Clip excess zip wire.
g. Connect wires to computer.
h. Install the magnet to the spokes; line up with sensor. It should be approximately 1-5 mm away from the magnet. Make sure the magnet does not hit the sensor.
A) Top cap (A) is used to adjust the headset.
B) Pinch bolt B and C are used to adjust the bike head. To adjust the headset through top cap A, please loosen pinch bolt B and hex bolt C first. Then tighten the top cap (A). Once adjusted, secure pinch bolts B & C.
A) Hex Tool Kit.
B) Measuring Tape.
D) Electrical Tape.
E) Bike Grease.
- In the last, If you can't assemble well with yourself, For better assembly and performance, please have a professional assemble your bike or contact our customer service.
D: Pedal Installation
E: Front Wheel Installation
F: Tensity of the Chain
H: Adjust the Derailleur
I:Intelligent Display Assembly & Adjustment
J:No Thread Headset Installation.
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