Schrader part number #34000 is an aluminum stem service pack that is the direct replacement for the Schrader 20008 & 20018 rubber snap valve stems. The aluminum stem kit is required if the application pressure exceeds 80psi or the speed rating is higher than 115 MPH.
Application:
Fits Schrader OE replacement snap-in sensor
33000 EZ Sensor
33100 EZ Sensor
33200 EZ Sensor
33500 EZ Sensor
20153
20280
20283
20315
20398
20602
28203
28206
28308
28434
28461
28505
29015