321121321C - Cap expansion tank
High-precision cap expansion tank manufactured as a direct interchange for OEM numbers 321121321C. Engineered for heavy-duty commercial vehicle applications (Volkswagen VW Crafter / LT II), ensuring optimal operational performance and long service life.
Technical Description
What function does this part serve?
The Cap expansion tank (Interchangeable OE: 321121321C) absorbs vibration, minimizes surface wear, and guarantees operational integrity across commercial heavy-duty systems.
System Compatibility
Precision-engineered to match OEM parameters for Volkswagen VW Crafter / LT II fleets, providing drop-in fitment without requiring mechanical adjustments.
Assembly & Maintenance Guidelines
Ensure mounting surfaces are free of debris prior to installation. Tighten all fasteners according to original vehicle manufacturer torque specifications.
OE Interchangeability
Designed as an exact cross-reference replacement for OEM codes including 321121321C. Reference item catalog ID: KT07058.
Compatible Cross Reference OEM Numbers
Total Brands: 1VW
Compatible Vehicle Applications
This OEM replacement part is suitable for the following commercial vehicle platforms & models:
Frequently Asked Questions
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Crankshaft
OEM: 9040300002, 9040300102, 9040300302, 9040300702, 904030070280
Steering hose
OEM: 1446714, 2130341
Ball joint right hand thread
OEM: 0014608248
Drag link
OEM: 0024605905, 0024606005, 0034604105
Drag link
OEM: 5000725267, 5000787304, 5000787305, 5000787306, 5010144549, 5010144552, 7485114927, 7485114927
Air filter
OEM: 055129R1, 3901477M2, 6007000000000, 2229020, 11323374, 43246600, 01180867, 04415901, 54773346, 88110556
Exhaust pipe
OEM: 500340797, 98460406
Air filter inner
OEM: 1759847
Air filter inner
OEM: 1377200, 1872154
Fan clutch
OEM: 1319780, 1331147, 1334257, 1334259, 1349834, 1349835, 1426402, 1436105, 1436125