For the majority of crankbait fisherman, a rod with a moderate taper will work fine. Crankbait rods with a taper have more "back bone" at the lower end of the rod, giving the tip of rod a little more play. There are a variety of aspects that go in to deciding which crankbait rod is right for you, especially when buying one of the custom rods above.
Rod Length: A typical crankbait rod will range anywhere from 6′6″ to 8′ in length, which one works best for you is up to you.
Lure Weight: Crankbaits come in a variation of sizes, from 1/4 ounce to 1+ ounces. Again, it depends on your style of fishing and what you prefer. PH Custom Lures Flat P Crankbait is a great choice for a lighter crank.
Line Weight: Line size will be different according to your fishing situation, a typical line weight for throwing crankbaits is between 6 and 30 pound test. The lighter the line, the farther the cast. The heavier the line, makes it a little more forgiving around structure.
Rod Action: Rod actions can vary depending on the angler, but you can't go wrong with a moderate to fast action rod.
There is a variety of different rods that are perfect for throwing crankbaits, question is which one? Are you fishing a shallow water crankbait? Deep diving crankbait? Salt or freshwater? Depending on your location and style of fishing, the "perfect" rod for you may differ from another.