Koso Exhaust Gasket - Honda Grom(0)No Reviews yet $10.99 Quantity discounts available QuantityPrice SKU: 128-33 Out of Stock Available for BACKORDER Email When Available - Click Here! Get notified when your part is back in stock. First Name Last Name Email Address (required)Suscribe to marketing emails. Email Me! Quantity -+ Add to Cart Details Replacement Koso exhaust gasket for Honda Grom motorcycles with 170cc Koso cylinder kits installed.*Please note: Compatible with 2014-2021 Honda Grom Specs Inner Diameter: 28.5mmOuter Diameter: 32.5mmThickness: 4mm Supported Models Honda Grom 125 DetailsSpecsSupported Models Back Replacement Koso exhaust gasket for Honda Grom motorcycles with 170cc Koso cylinder kits installed.*Please note: Compatible with 2014-2021 Honda Grom Back Inner Diameter: 28.5mmOuter Diameter: 32.5mmThickness: 4mm Back Honda Grom 125 Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review