[mycrors4]

"SPECS:
Type: 4WD Short Course Truck
Scale: 1/24
Length: 6.42 in (163mm)
Width: 3.72 in (94.5mm)
Weight: 5.3 oz (165g)
Chassis: Durable, molded composite
Suspension: 4-wheel Independent
Drivetrain: Shaft-driven transmission gear differential
Tire Type: SCT Tread Pattern
Motor or Engine: Powerful, Micro Motor
Radio: Losi 27MHz AM radio system
Servos: Powerful, mini steering servo
Batteries: 4.8V 220mAh NiMH
Wheel Size: 50-Series
Kit/RTR: RTR
Shock Type: Oil-filled, coil-over
Body: Fully decorated and painted (available White, Red and Black; White, Grey and Black; Black and Grey; Grey, Black and Red)"

"SPECS:
Type: 4WD Rally Car
Scale: 1/24
Length: 6.42 in (163mm)
Width: 3.72 in (94.5mm)
Wheelbase: 3.9 in (99mm
Weight: 5.3 oz (160 g)
Chassis: Durable molded composite
Suspension: 4-wheel independent
Drivetrain: 4WD shaft driven
Tire Type: Rally car tread pattern
Radio: Losi 27MHz AM radio system
Batteries: 4.8V 220mAh NiMH
Charger: NiMH Wall Charger
Kit/RTR: RTR
Shock Type: Threaded, oil-filled, coil-over
Body: Fully decorated and painted (available in Gray & White, Orange & White, Blue Splatter and Red Splatter)"

that should help

seeing how its the same length, im assuming the only difference is the wheels, tires, bumps, and body

both must be 99mm for the wheelbase