product 2001-Up Club Car IQ with 7144 Engine - Curtis 500-Amp Controller Item # 988 Curtis controller with adapter harness. Specifications: Designed to be used with motor #7144 only It will provide maximum torque and speed up to 25 mph on stock tires. Great for non-lifted street cars. Replaces 1510A and others. For maximum performance, safety and durability, 4 gauge cables (1259 or 1260) and heavy duty solenoid (30912) are required Controller Measurements- 9"x7"x3" Find A Dealer