Diesel Connecting Rods & Bearings

Diesel connecting rods take a brutal beating in heavy-duty engines, transferring the force of combustion from the piston to the crankshaft. When a rod stretches, cracks, or spins a bearing, you need the correct replacement fast. JAK'S Diesel stocks connecting rods for Class 8 and heavy-duty truck applications, backed by PAI Industries aftermarket parts and our specialty: cross-referencing OEM, superseded, and competitor part numbers so you get the right rod the first time. Browse the rods below, or send us your engine details and casting numbers and we'll match the fit. Same-day shipping; free freight on orders over $1,000.