1. Lowest COG on the market
2. Narrowest chassis on the market
3. Equal length left and right rear bulkheads
4. Easy accessible diffs
5. Optimised weight distribution with equal weight on all 4 wheels
6. Easy adjustment and replacement of roll centre couplers
7. Improved steering geometry
8. Lower overall weight
9. Improved diff, spool and 1-way pulleys
10. Replaceable centre pulleys are used on the duraluminium spur gear adapter.
11. All pulleys are optionally available in several sizes for optimised internal ratio on long and short tracks with either brushed or brushless motors.
12. Adjustable wheelbase settings: standard 264 mm RDX wheelbase or short 256 mm wheelbase without sacrificing the driveshaft alignment. Fine wheelbase tuning by hingepin spacers.
13. New wishbone design
14. Pre-shaped battery slots
15. Improved swaybar mounting system
16. Hard anodised duraluminium pivot balls
17. And most importantly… all parts and suspension are optimised by phi ‘golden ratio’ geometries throughout the design.
The New RDX Phi will be available from early 2007 in Euro Spec ‘5-Cell’ as well as US Spec ‘6-Cell’ editions.