AJT service parts, without pretending the equipment does not matter.
The current AJT service references share several applications with the ACV, but auxiliary belt fitment still depends on equipment such as air conditioning.
Recorded AJT service references
MANN W 950/4 is recorded for AJT applications.
MANN C 29 198 is recorded as the normal-environment filter, with C 29 198/1 as the dusty-environment variant.
MANN WK 842/4 is recorded for AJT diesel applications.
MANN CU 1738 is recorded for AJT in the current library.
NGK Y-732J is recorded for AJT and ACV applications.
Current ACV/AJT records split by air conditioning: 074145933AR without A/C and 074260849AE with A/C.
A/C is not a decorative checkbox
For the recorded auxiliary-belt applications, whether the van has air conditioning changes the part. Save the equipment detail in My T4 or enter it manually before relying on the result.