Does not fit later 240D. Reease bearing is Genuine Sachs part. Pilot bearing is aftermarket
If your clutch is making growling noise when you push the pedal in these are the parts you need to fix it. You might want to consider replacing the pressure plate and disc while you have the transmission out.
1968 to 1979 220 230 220 and Early 240 Clutch Release Bearing and Pilot Bearing.
$68.75
SKU:
TRS-ERELEASEBEARING 
Product Details
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$269.00
Currently out of stock.
220D and 240D Clutch Pressure Plate and Disc by Sachs
Fits models 1968 to 1983. Best you can buy. You might want to purchase while these are still available.
SPECIAL ORDER ONLY -- If you are going to pull your transmission to replace any clutch components you should do it right! That means to replace all key wear components so you don't have to remove the transmission again any time soon.
$79.00
Currently out of stock.
Late 240D 300D Clutch Release Bearing w/ New Pilot Bearing
Fits 1980 to 1981 W123 chassis 240D with vin # 123.123 - from 219675 and up.
If you are going to pull your transmission to replace any clutch components you should do it right! That means to replace all key wear components so you don't have to remove the transmission again any time soon. Go with the best so the repair will last the longest.