The 17 tooth pinion on the gearbox mainshaft to drive the 3.65 1100 (ADO16 cars) and 3.76 early mini crownwheels.
The crownwheel for 3.4 ratio as fitted to most Cooper S and many other variants. Early 850 minis usually had 3.76 ratio.
Later on Rover fitted 2.9/3.1 and 2.76 ratios.
Needs 22A413 18 tooth pinion.
The favourite final drive for minis this is the pre A plus type which was stronger and fitted to Cooper S etc. goes with 22A411 crownwheel.
4 are required for the drive flange to 8.4" disc set ups and is also the same bolt for limited slip diff crownwheels. 3/8" UNF THREAD 11/16" long.
Sold singly
19 tooth pinion for 3.1 and 3.2 final drives with 3 groove mark
list below for other markings
17 teeth central groove
18 teeth offset groove to one edge
19 teeth 3 groove markss
USED 15 tooth A plus pinion goes with the 65 tooth A plus crownwheel to make 4.33 ratio-sold without warranty
most of these gears are now obsolete
USED secondhand A Plus only crownwhel that goes with 17 tooth pinion DAM4131
is available on its own or as part of CWP3-6-A-PLUS crownwheel and pinion.
Sold as seen with inner part of bearing attached(if the bearing com...
Stronger PRE a PLUS with 62 tooth crownwheel plus the 18 tooth pinion making a 3.444 diff ratio as used on Cooper S, plus many 998cc cars from 1970 on.
USED pairing 64 tooth crownwheel and a 17 tooth pinion for 3.76 original mini final drive ratio of 3.76
A plus 17 tooth pinion fitted to both 3.65 and 3.77 ratios with central groove on pinion.
with dam4162 crownwheel 3.65 part numbers cast in gear dam4163
with dam4779 crownwheel 3.76 part numbers cast in gear dam4780
CROWNWHEEL WITH 59 TEETH FOR USE WITH 19 TOOTH PINION MAKING 3.1 RATIO AS FITTED TO MOST LATER 12" WHEEL MINIS
still available new from Rover but see CWP3.1
Crownwheel with 58 teeth and pinion gear with 21 teeth. Not supplied with bearings.
59 tooth crownwheel plus 20 tooth pinion making 2.95 ratio. A plus gears sold as a set only.
A plus crownwheel and pinion with 59 teeth and 19 teeth respectively=3.105
61 tooth crownwheel and 19 tooth pinion (pinion is also used on 3-1 final drive)
A plus gears giving 3.211 ratio.
New Minispares Evolution straight cut crownwheel and pinion set 3.47. The crownwheel in these kits has a 20% wider gear than previously supplied, and a pinion made from Aero quality steel making it 20% tougher.17/59 teeth cont
Not for LSD se...
New Minispares Evolution straight cut crownwheel and pinion set 3.75. The crownwheel in these kits has a 20% wider gear than previously supplied, and a pinion made from Aero quality steel making it 20% tougher.16x60 teeth count.
THIS IS THE ...
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