Do you have a question about the FATAL VISION ROADSTER and is the answer not in the manual?
Questions and answers
Kimberly Henderson
July 25, 2025
A week after receiving the roadster I received a part called a "Rear bumper for U-Brace" or "U Brace for Bumper or Roll Bar" There are no instructions for where this goes or what it is.
Summary of Contents for Prime Karts FATAL VISION ROADSTER
Page 1
Step By Step Assembly Instructions and Maintenance Guide [ SINGLE SEATER ]...
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FATAL VISION ROADSTER STEP BY STEP ASSEMBLY INSTRUCTIONS [ SINGLE SEATER ] ® Scan QR code below or visit https://vimeo.com/709244660 review the assembly guide video. TO REFER TO THE ASSEMBLY VIDEO USE THE TIMESTAMPS THROUGHOUT THIS GUIDE [ 2 ] Fatal Vision ®...
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FATAL VISION ROADSTER STEP BY STEP ASSEMBLY INSTRUCTIONS [ SINGLE SEATER ] ® Unpack your Roadster. Remove the top box and lay out all pedal kart components to verify that nothing is missing from the package. BOX CONTAINS THE FOLLOWING: A: 1 front assembly F: 1 rear assembly VIDEO 0:10 UNPACK THE ROADSTER...
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FATAL VISION ROADSTER STEP BY STEP ASSEMBLY INSTRUCTIONS [ SINGLE SEATER ] ® Install the rear fenders: Locate the two fenders and identify the left and right fenders by looking on the inside of the fenders and finding L for left and R for right. Install the fenders by sliding them over the fender support bracket as shown and lightly tap them on.
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FATAL VISION ROADSTER STEP BY STEP ASSEMBLY INSTRUCTIONS [ SINGLE SEATER ] ® IMPORTANT: BEFORE ASSEMBLY, FILL THE TIRES TO 25 PSI. Attach the Drive Wheel: The drive wheel does not have a bearing on each side like the coast wheels. Instead, there is a bushing on one side and a star pattern on the other side.
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FATAL VISION ROADSTER STEP BY STEP ASSEMBLY INSTRUCTIONS [ SINGLE SEATER ] ® Assemble the seat: Slide the metal seat frame into the slot on the back of the plastic seat and line up the hole on the seat frame with the hole on the seat. Insert the seat bolt (D in hardware) through the plastic seat, then attach the washer and nut on the back of the metal seat frame using a 13mm wrench or socket.
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FATAL VISION ROADSTER STEP BY STEP ASSEMBLY INSTRUCTIONS [ SINGLE SEATER ] ® Remove all pre-assembled hardware: 2 bolt assemblies from the front axles (17mm socket), 1 bolt from the end of the steering shaft (13mm wrench), 1 screw from the front of the spoiler mount bracket (Philips screwdriver), and 1 bolt from the steering wheel mounting plate (13mm socket).
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FATAL VISION ROADSTER STEP BY STEP ASSEMBLY INSTRUCTIONS [ SINGLE SEATER ] ® Slide the front assembly into the tube of the rear assembly. VIDEO 5:45 ATTACH FRONT ASSEMBLY ONTO REAR ASSEMBLY Use a 17mm socket or wrench to replace the 2 bolts/washers by the chain drive on the rear assembly to attach the steering column brace.
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FATAL VISION ROADSTER STEP BY STEP ASSEMBLY INSTRUCTIONS [ SINGLE SEATER ] ® Install the end connection bolt and washer onto the end of the steering rod and tighten using a 13mm socket. Install the frame connection bolt, washers, and nut assembly. (B in hardware) Tighten using 19mm wrenches/sockets. Afterward, finish tightening the bolts to secure the steering column brace.
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FATAL VISION ROADSTER STEP BY STEP ASSEMBLY INSTRUCTIONS [ SINGLE SEATER ] ® Attach both front wheels and tighten using a 17mm socket. The air intake valve stems should face inward while attaching the wheels. VIDEO 8:00 ATTACH FRONT WHEELS Place the spoiler mounting brackets (C in hardware) on the frame metal support brackets.
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FATAL VISION ROADSTER STEP BY STEP ASSEMBLY INSTRUCTIONS [ SINGLE SEATER ] ® Place the spoiler on the frame, and replace the Philips head screw through the hole at the bottom of the spoiler into the metal tab on the kart. Do not tighten all the way yet. VIDEO 9:34 INSTALL FRONT SPOILER Position the plastic slots on the The inside plastic slot must fit between the washer and the frame metal...
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FATAL VISION ROADSTER STEP BY STEP ASSEMBLY INSTRUCTIONS [ SINGLE SEATER ] ® Slide the steering wheel over the triangular plate, and reattach the bolt and washer using the 13mm socket/wrench. VIDEO 12:29 ATTACH STEERING WHEEL Gently tap on the steering wheel cap (E in hardware). Gently tap on the wheel hub caps (A in hardware).
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FATAL VISION ROADSTER STEP BY STEP ASSEMBLY INSTRUCTIONS [ SINGLE SEATER ] ® Remove the seat from the kart, and prepare to install the rear bumper frame. Remove the existing hardware using a 13mm socket/wrench and an Allen/hex wrench. VIDEO 14:14 INSTALL REAR BUMPER FRAME Slide the rear bumper frame metal tabs onto the square frame of the kart.
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FATAL VISION ROADSTER MAINTENANCE [ SINGLE SEATER ] ® Fatal Vision ® Roadster by Prime Pedal Karts are designed and built to stand up to the most demanding use. But just like a car or truck, routine maintenance is required to keep your pedal kart performing for many years of use. Item Frequency for Inspection/Maintenance Wheels and Tires...
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FATAL VISION ROADSTER MAINTENANCE [ SINGLE SEATER ] ® Front Drive Chain Adjustment and Maintenance Rear Drive Chain Adjustment and Maintenance The chain on your Pedal Kart is heavy-duty and used on Remove the top and bottom chainguard and loosen the professional BMX-type bicycles and has a high tensile front chain as described in the previous step.
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FATAL VISION ROADSTER MAINTENANCE [ SINGLE SEATER ] ® Crank Bolts Adjustment Tire and Wheel Maintenance Using a 14mm socket, check that the crank bolts are The wheels are made out of a robust and flexible tight. Be careful not to over tighten. Check the bolts elastomer that allows it to flex if there is impact, after every 4 hours of use.
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FATAL VISION ROADSTER MAINTENANCE [ SINGLE SEATER ] ® Front Axles and Steering Column Maintenance Grease the steering wheel column and both front axle zurk fittings every 80 hours of use. Wipe off the excess grease after you have greased the axle. Steering Adjustment If the front wheels are hit hard during impact, it is possible for the front end of the pedal kart to go out of alignment.
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FATAL VISION ROADSTER MAINTENANCE [ SINGLE SEATER ] ® Coaster Brake/Transmission Maintenance The mounting nuts need to be checked for tightness 80 hours of use. If they loosen up, damage to the transmission may occur. See Maintenance # 2 for chain adjustment. There are no user serviceable parts with the coaster brake so if the part becomes worn or damaged, replace it with a new coaster brake transmission.
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FATAL VISION ROADSTER MAINTENANCE [ SINGLE SEATER ] ® OTHER HELPFUL MAINTENANCE VIDEOS CHAIN DRIVE TROUBLESHOOTING REPLACING THE TIRE INNER TUBE Scan QR code below or visit Scan QR code below or visit https://vimeo.com/709636047 https://vimeo.com/709637752 to review the chain drive review the replacing the tire inner troubleshooting video.
Need help?
Do you have a question about the FATAL VISION ROADSTER and is the answer not in the manual?
Questions and answers
A week after receiving the roadster I received a part called a "Rear bumper for U-Brace" or "U Brace for Bumper or Roll Bar" There are no instructions for where this goes or what it is.