Toyota Diff Comparison

Applies to New Zealand or JDM Vehicles. Other Countries may vary
all measurements in metric 'mm'. 'Size' refers to Ring gear outside diameter
We are interested in any information to add to the list or any info that would dispute anything already recorded :)
This list is not definitive.

Size Origin
No. of Mounting Bolts
Pinion Flange Spigot Diameter
Pinion Flange Bolt Pattern Axle Spline (Dia x Teeth) No. of Ring
Gear Bolts
x pcd 		Notes
X series 5.6" kp60/62 starlet
8
38
 square 69pcd 20? x 20   head bolt pattern same as B and U diffs

B series 5.7"

 ke2# corolla
8
38
 oblong 69pcd 22.3 x 20   axle spline interchanges with U
U series 6.0" ke20/25/26 corolla
8
38
 oblong 69pcd 22.0? x 20    
U series 6.0" kp61, ke3#, ke70
8
38
 square 69pcd 22.0? x 20    
S series 6.38" ae85, ce71, ke72, te71
8
46
 square 78pcd      
D series 6.62" rt40?, rt8#, ra2#
10
46?
   24? x 23?    
early
T series 6.7" 		before 1985ish, te71 early, ae86 zenki, corona, carina, celica.
10
46
 square 78pcd

24dia x 23spline

 8 x 125  
late
T series 6.7" 		after 1985, ae86 kouki, aa60, corolla 4wd rear diff, rav4 rear etc
10
46

square 85pcd
could vary!

25.1 x 23    
T series GT4 st165, st185, st205?
IRS
     26.5 x 24    
E series 7.1" cr2#, cr3#, gx6#
10
     25? x 23   spline tooth profile different to late T series axle
F series 7.5" *t14#, *x61, *z1#, *x7#, estima, altezza (non gita)
10
46
 square 78 or 85pcd 28 x 27    
G series 8.0" hilux, hiace, *X8#, *A7#, *Z2#
10
46
 square ... 33? x 30    
               
               
               

Diff info on Stepho's site
Diff Code list on matti's site


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