Is there two different sizes

According to the GM Genuine Parts 24205103 Multi-Purpose Retainer product page on Amazon, there are two different sizes of the retainer: Small: 0.71 inches (18 mm) in diameter and 0.31 inches (8 mm) thick. Large: 1.18 inches (30 mm) in diameter and 0.47 inches (12 mm) thick. The small size is used for automatic transmission mounts, while the large size is used for manual transmission mounts.

Brand	GM GENUINE PARTS
Material	Cast Iron
Item Weight	4.54 g
Global Trade Identification Number	00036666676020
Manufacturer	ACDelco
OEM Part Number	24205103
Automotive Fit Type	Vehicle Specific Fit
UPC	036666676020
Model	retainer
Item Weight	0.16 ounces
Product Dimensions	1.3 x 1.3 x 0.3 inches
Item model number	24205103
Exterior	Machined
Manufacturer Part Number	24205103
National Stock Number	5340-01-474-4011

24205103 Multi-Purpose Retainer

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Description

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