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ST300 Transmission Oil Seals
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GM Transmission extension housing seal 31401 GM Ford Transmission rear extension housing seal.

GM & Ford transmission extension housing seal
2.378" outside diameter X 1.441" inside diameter

Competitors Price $1.12
Your Cost $1.12
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TH350 TH400 transmission pump seal. 45401 TH350 TH400 Transmission front pump seal.

GM transmission pump seal
2.762" outside diameter X 1.821" inside diameter

Competitors Price $2.70
Your Cost $2.70
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GM transmission manual shaft seal. 45405 GM Transmission manual shaft seal (Many RWD GM transmissions)

.752" outside X .501 inside diameter.
This seal does not fit Powerglide, TH180, 4L30E OR ANY front wheel drive GM transmissions.

Competitors Price $0.97
Your Cost $0.86
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ST300 Transmission Oil Seals