#70 SR400Custom Report
We have created a standard bobber style with a cost-effective complete setup. (Additional options include an under-seat electrical box and handlebar embedded switch)
Each part has been selected according to the owner’s preferences, reflecting their tastes.
We have crafted it while maintaining the overall balance, adjusting the seat rail according to the physique and selected parts.

“Click here for the Bobber/Chopper Complete”
Custom List
FrontHandlebars, F forks, headlights, etc.
【Front Tire】
◯ A classic watermelon pattern, a vintage style tire with height.
【Headlight】
“4.5-inch Bates Light Chrome General Purpose“
〇It is installed with a headlight stay that is mounted low and close to the vehicle body.
【Handle/Handle Area】
◯The handle is an ape bar.
“Amal type throttle holder, general purpose (for 7/8″)“
“Amal type slot wire 1200mm ’88~’08“
〇The handle is a traditional pullback. We use long cables for the simple throttle.
“MOTOR ROCK Decompression lever“
〇 A decompression lever directly attached to the engine to simplify the area around the handle. (The one on the vehicle is an old model)
【Front Blinker】
“Small Bullet Turn Signal Chrome 4pcs SET General Purpose“
〇A classic among classics. A chopper-style blinker.
“SR400/500 Bottom Mount narrow blinker stay“
〇A stay to attach a 10mm blinker to the bottom of the frame.
【Speedometer】
“Mechanical Speedometer 60mm Black Panel 1:4“
〇Mounted on the left front side of the gasoline tank, which is inconspicuous and has high visibility.
CenterTank, oil tank, seat, step, muffler etc.
【Muffler】
〇A classic trumpet muffler that is slip-on mounted on a normal exhaust pipe. It is a high-quality stainless muffler made in Japan, with a focus on sound quality.
【Seat/Seat Rail】
◯Solo saddle seat. Seat rail drop processing. We will design the bending position, angle, etc. according to the overall balance that is considered ideal. We will produce it safely with accuracy, strength, durability, and experienced welding and processing techniques.
【Electrical Equipment】
“IC blinker relay wide range specification“
〇A wide-range blinker relay that can handle 1-150 watts without any problem, even for LED blinkers. It can also be used as a replacement for the original relay.
〇A battery-less kit that is made entirely in Japan.
【Gasoline Tank Installation】
◯ A one-off gas tank using a narrow Mustang tank.
“Welding nut non-through M8 2p“
〇 Drill a hole in the gasoline tank body and weld it in. It’s non-penetrating, so it won’t leak. Used on both sides.
“Weld tab M size 4.5mm thickness 2p“
〇 Enlarge the hole diameter and change to a rubber mount specification to hold the non-penetrating nut. Used on both sides.
“Weld tab L size 4.5mm thick steel 2p“
〇 Used for the rear attachment of the gas tank. This also has an enlarged hole diameter and is used with a rubber mount.
【Engine Area】
〇A filter kit needed when removing the original air cleaner.
【Drive System】
“Front sprocket SR400/500 428-19“
〇A durable replacement sprocket made of steel.
RearFenders, rear shocks, swingarms, etc.
【Rear Tire】
〇A classic vintage style with a watermelon pattern. It’s a rear tire with height and volume.
【Rear Shock】
〇A rear shock that lowers by about 4cm. It moves well among low-down suspensions.
【Rear Fender】
◯Custom-made rear fender. We will securely install it in your preferred position, or in a well-balanced position of our choice.
【Rear Blinker】
『Small Bullet Turn Signal Chrome 4pcs SET General Purpose』
〇A classic among classics. A chopper-style blinker.
【Drive System】
“Rear sprocket SR400/500 428-56“
〇A durable sprocket made of steel.
〇A replacement drive chain with built-in O-rings.
※Parts Reference may show similar products or products with additional processing.