Here you will find a list I have gathered from posts at Chicks Love the Car and various internet websites.
If you have anything to add please either email me or register and add it. 
By the way if you are thinking of building any replica batmobile I strongly recommend you join the community over at Chicks Love the Car where you will find tons of information and great people with tons of experience.
Parts List
General Specifications
-  Weight: 2.5 Tons (2500 Kg) 
-  Length: 15' 7“ (4.75m) 
-  Width: 9' 4” (2.85m) 
-  Height: 5' 4“ (1.63m) 
-  Min. Ground Clearance: 7.5” (0.19m) 
-  Dimension between outside of rear wheels: 2.70m 
-  Dimension between inside of rear wheels: 0.80m 
-  Dimension between outside of front wheels: 1.75m 
-  Dimension between inside of front wheels: 0.72m 
 
Drivetrain
- 
-  340HP 400ft/lb torque 
- 
- 
-  Rear axle: Ford 9“ with torque biasing differential and fully floating hubs  Possible Source
 
Tires
Front Tires
Rear Tires
Suspension
Front
-  Brand: Fox Racing Shocks 
-  2.0 Emulsion 
-  Travel ? 
 
Rear
Steering Mechanism
Front Dampers
Other Items
Pictures
1:1 Replicas
Scale Replicas
-  1/2 and 1/6 replicas by  Shaggy
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Toys
3D Computer Models
References