18-8 stainless steel speedometer and tachometer gauge emblems. Hand polished to a mirror-like finish and precisely engraved with "Speedometer" or "Tachometer". Easy to install with self-adhesive backing. 1 3/4" diameter. Fits Peterbilt 377, 378, 379 models; 1987-2000 with non-ergonomic dash board. Sold as a pair; one Speedometer and one Tachometer emblem.