Diamond Racing Pistons - Wrist Pins

Trend’s G-Series pin is produced from chrome molybdenum 4130 thick-wall tubing and is a popular choice with OEM’s, piston manufacturers, and shelf-stock piston sellers. Superior to...More Details »

Trend’s H-Series is an H-13 tool steel alloy, that’s uses are probably the best all-round material for most applications, especially in power adder engines. The H-13 piston pin has a...More Details »

Trend’s TP-1 Series is a proprietary material designed to be superior over all other wrist pin materials available. The TP-1 pin has the toughness of a maraging steel and the hardness,...More Details »