Yoshimura · R-77
The Yoshimura R-77 Replacement End Cap Kit Slash-Cut Left Side is a service replacement designed for left-side R-77 mufflers that use a round, slash-cut outlet. Built as a complete end cap swap kit, it provides the components needed to refresh a worn or damaged end cap assembly while keeping the look consistent with the R-77 series.
Manufactured by Yoshimura R&D of America, Inc. as part of its Replacement Service Parts line, this kit features a heat resistant impregnated, high gloss lightweight carbon fiber end cap made in Yoshimura’s composites shop in Chino, California.
Fitment
This end cap kit is intended specifically for left-side Yoshimura R-77 mufflers with a round, slash-cut outlet. It’s a focused service part meant to match the R-77 series configuration where this outlet style is used, making it a direct solution when an end cap swap is needed.
Engineering
The kit’s end cap is made from heat resistant impregnated carbon fiber with a high gloss finish. Yoshimura describes it as lightweight, and notes that it is produced in the company’s composites shop in Chino, California for fit and finish aligned with the R-77 muffler design.
Included
Designed as an all-in-one replacement package, this kit includes the high-gloss carbon fiber end cap along with rivets, a rivet band, and an insert hole grommet. These included pieces help support a full end cap swap without needing to source the listed items separately.
As part of Yoshimura’s Replacement Service Parts lineup, the R-77 Replacement End Cap Kit Slash-Cut Left Side is intended for riders maintaining an existing R-77 muffler setup. It targets the left-side muffler configuration with a round, slash-cut outlet, offering a straightforward way to replace the end cap assembly when service or cosmetic restoration is required.
Included
This end cap kit is packaged to support an end cap swap with the components Yoshimura lists for the job. Along with the carbon fiber end cap, the kit includes rivets, a rivet band, and an insert hole grommet. An installation PDF is provided on the page for reference during the replacement process.
Materials
Yoshimura states the end cap is produced in its composites shop in Chino, California. The carbon fiber is described as heat resistant impregnated and finished in high gloss, delivering the signature appearance associated with carbon fiber end components while staying aligned with the R-77 series’ design language.
| Part Number | YM7-CFL-K |
|---|---|
| Brand | Yoshimura |
| Product Line | Replacement Service Parts |
| Series | R-77 |
| Shipping Weight | 1 lb |
| Barcode | 00840025911130 |
Instructions / What's Included (PDF)
Provided by Yoshimura. Opens in a new tab.
