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NSX > DPP > NSX-R Ring & Pinion Gearset


NSX-R 4.23 final
drive gear kit

 

NSX-R R&P gearset

In Japan, a special performance tuned version of the NSX is available. The NSX-R model includes a higher ratio final drive gearset that increases the normal NSX 4.062:1 ratio to 4.235:1. This modification results in noticeably faster acceleration times. Performance chart available from NSXPrime. Includes all required parts (pinion shaft, ring gear, oil gear). Also includes parts to upgrade your differential to NSX-R specs.

Application notes (please contact us with questions):
1991-1994 5-spd: direct drop in
1995-1996 5-spd: requires differential swap
1997-2005 6-spd: requires differential swap, not compatible with power steering
1991-1996 with 6-spd conversion: requires swapping existing 5-spd differential with 6-spd differential
 

Speed
0-MPH
Baseline Japanese
5-speed
4.235 R&P 4.55 R&P Japanese
5-speed
4.55 R&P
Japanese
5-speed
4.235 R&P
0-30 2.16 2.16 2.08 1.94 1.94 2.08
0-40 2.92 2.92 2.80 2.62 2.62 2.80
0-50 4.16 4.11 4.11 4.02 3.91 4.04
0-60 5.56 5.34 5.45 5.27 5.00 5.22
0-70 6.99 6.60 6.82 6.54 6.60 6.42
0-80 8.46 8.52 8.23 8.45 8.24 8.44
0-90 10.74 10.46 10.65 10.42 9.94 10.28
0-100 13.13 12.48 12.91 12.49 12.33 12.58
0-110 15.66 15.67 15.31 15.40 15.39 15.64
0-120 19.02 19.25 19.02 18.72 18.38 18.98
0-130 23.56 23.27 23.24 23.42 23.26 22.72
0-140 28.93 27.91 28.13 28.90 30.36 30.04

calculated estimates of perfomance gains with available gear options
(courtesy of NSXPrime.com)

 

specs

fitment:
please see note
 
 
 
Honda 5-spd NSX-R 4.23 final drive kit
[dpp-161]  $1,562.85  
Honda 6-spd NSX-R 4.23 final drive kit
[dpp-164]  $1,619.50