EXPLORE IN 3DInternal Throttle
Internal handlebar throttle with an interactive 3D preview.
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RMS DESIGN & CUSTOMCustom motorcycle parts, designed and made for your build.
From your first idea to the finished part.
01 / PARTS & COMPONENTS
Explore our parts and 3D models. Ask us about pricing, dimensions and fitment.
EXPLORE IN 3DInternal handlebar throttle with an interactive 3D preview.
More RMS parts and custom projects will be added here.
02 / FIND YOUR PART
Every bike has its own character.
Find the parts that make it yours.

PART CATEGORIES
03 / EXPLORE YOUR MOTORCYCLE
Explore the Yamaha SR400 in 3D, our first motorcycle reference model. Drag to rotate and view the details.
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Reference model at 1:1 scale, based on Yamaha specifications and manual illustrations. Some dimensions and mounting points are estimates. Confirm measurements on the actual motorcycle before making or fitting parts.
Other motorcycle models
04 / THE RMS WORKSHOP
We design and manufacture custom motorcycle parts and one-off components. Our team brings together machining equipment, specialist tools and close attention to dimensions, materials and finish, from the first drawing to the finished part.
Discuss your project ↗CUSTOM PARTS / MADE TO ORDER
Need a one-off part, a modification or a component made to your dimensions? Send us a sketch, a reference photo or the part you have in mind. We will help work through the design, materials and fitment, even if you do not have a finished drawing.
Share photos, drawings, dimensions and details of the motorcycle or intended use.
We discuss the design, materials, mounting points and production options.
Specifications, pricing and lead time are agreed for each project.
RMS / ENGINEERING DRAWINGS
A closer look at the Internal Throttle assembly through drawings from our project files.
Reference drawings for the design and assembly. Confirm dimensions and fitment before manufacture.
HOW WE WORK
We work through your requirements, dimensions and mounting details before production.
Materials, dimensions and assembly details are considered for each individual part.
Our team uses machining equipment and specialist tools suited to each project.
RMS / BUILDS & COMMUNITY
Custom bikes, workshop projects and moments from the BKK Hot Rod Show, shared on RMS Instagram.
01 / BKK HOT ROD SHOWBKK Hot Rod Show ↗
02 / BKK HOT ROD SHOWBKK Hot Rod Show ↗
03 / THE COMMUNITYRMS out in the community ↗
04 / RMS / CUSTOM CULTUREFrom the RMS workshop ↗
05 / RMS / CUSTOM CULTUREFrom the RMS workshop ↗
06 / RMS / CUSTOM CULTUREFrom the RMS workshop ↗
07 / RMS / CUSTOM CULTUREFrom the RMS workshop ↗
08 / RMS / CUSTOM CULTUREFrom the RMS workshop ↗
09 / RMS / CUSTOM CULTUREFrom the RMS workshop ↗
10 / RMS / CUSTOM CULTUREFrom the RMS workshop ↗
11 / RMS / CUSTOM CULTUREFrom the RMS workshop ↗OUR NETWORK
A network of garages, machining specialists and fellow enthusiasts supporting our projects.
05 / LET’S TALK
Tell us what you want to make. Share your drawings, reference photos or initial ideas, and we will discuss the next steps with you.
Add parts to your inquiry list, include your motorcycle and project details, then copy and send it to us on Facebook, Instagram or email.