Shop › Datsun Roadster Shift Knob New Aftermarket Image 1 of 1 Datsun Roadster Shift Knob New Aftermarket $50.00 This is a replica of the late Datsun Roadster shift knob. It is a new aftermarket piece and is threaded in M8x1.25. Quantity: Add To Cart Added! This is a replica of the late Datsun Roadster shift knob. It is a new aftermarket piece and is threaded in M8x1.25.