Includes NTN/NSK Bearing
Mechanical Tensioner for Alternator/Water Pump Pulley is only available with Tensioner - Not Sold Separately
Hydraulic Tensioner for Alternator / Water Pump
Hydraulic Tensioner : Alternator / Water Pump
A/C: Pulley is only available with Tensioner - Not Sold Separately Includes NTN/NSK bearing; Must have graded bolt
For A/C Belt
Hydraulic Tensioner : Alternator / Water Pump
Hydraulic version
Browse our selection of quality accessory drive belt tensioner parts designed specifically for your BMW Z4. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
2.5i · 2.5si · 3.0i · 3.0si · Coupe 3.0si · M Coupe · M Roadster · Roadster 3.0i · Roadster 3.0si · sDrive23i · sDrive30i · sDrive35i · sDrive35is
Convertible · Coupe
L6 2.5L · L6 3.0L · L6 3.2L
Automatic · Automatic Dual Clutch · Manual