Profile: Koronis Parts, Inc. supplies snowmobile parts and accessories. Our products include voltage regulators, hex nuts, silencers, dual carbide runners, tunnel protectors, trailer jacks and piston pin pullers. Our windshield accessories include darts, retainers, grommets, tab o-rings and trims. We also offer pivot bushing removers, clutch pullers, steel backing plates, steel rivets, back up washers and backing plates.