[JMallows]

Originally Posted by BrianH

I've replaced these several times over 30 years.

They are standard replacement, don't need to count these teeth. However, if you replace the rear axel, mine lasted to 550k miles, you will have establish is it a 24 rear axial pulse, 48 pulse or a 96 pulse. I found one at 48, mine was 24!

Had to have the speedo modified with electronics to read the 48. It came with a variable adjustable control to get the speedo to read right. According to the satnav its spot on at 50, but wonders at 70mph by minus 2.

BrianH 800k 1989 245 GL LPG

Thanks for the info