Zimmermann 320mm Brake Disc Set (2 pcs) 150.3450.20
Part No. 150.3450.20
Check this part fits your car
Select your vehicle and we will confirm it against the 19 variants listed for this part.
$414.00
incl. GST
Rear axle
320 x 20 mm
Fits 19 vehicle variants
Returned items must be unused and in the original unopened packaging. Return postage is paid by the buyer.
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Technical specification
Disc typeInternally vented
Iron gradeHigh-carbon cast iron
Surface finishCorrosion-protective coating
Outside diameter320 mm
Thickness when new20 mm
Height78 mm
Stud holes5
Stud circle (PCD)120 mm
Centre bore75 mm
ApprovalECE R90 approved
Minimum (discard) thickness18.4 mm
Part weight7.6 kg
Hole pattern6/5
OE & OEM cross-reference
Supplier part number
150.3450.20
Fits OE / OEM numbers
3421 6 771 970
3421 6 793 247
3421 6 868 940
3421 6 886 479
Vehicle fitment
19 variants
| Make & model | Chassis | Variant | Years | Power |
|---|---|---|---|---|
| BMW X5 | E70 | 3.0 si | 2006–2008 | 200 kW |
| BMW X5 | E70 | 3.0 d | 2006–2008 | 173 kW |
| BMW X5 | E70 | xDrive 3,0 si, xDrive 30 i | 2008–2010 | 200 kW |
| BMW X5 | E70 | xDrive 30 d | 2008–2010 | 173 kW |
| BMW X5 | E70 | xDrive 30 d, xDrive 35 d | 2010–2013 | 180 kW |
| BMW X5 | E70 | xDrive 30 i, xDrive 35 i | 2010–2013 | 225 kW |
| BMW X5 | E70 | xDrive 40 d | 2010–2013 | 225 kW |
| BMW X5 | F15, F85 | xDrive 30 d, xDrive 35 d | 2013–2018 | 190 kW |
| BMW X5 | F15, F85 | sDrive 25 d | 2013–2015 | 160 kW |
| BMW X5 | F15, F85 | xDrive 25 d | 2013–2015 | 160 kW |
Product overview
Zimmermann 150.3450.20 is a pair of internally vented brake discs (rotors). Each disc is 320 mm in diameter and 20 mm thick when new, with a 78 mm hat height. The minimum (discard) thickness is 18.4 mm. Each disc has 5 stud holes on a 120 mm stud circle (PCD), with a 75 mm centre bore. The discs are coated for corrosion protection and made from high-carbon cast iron. They are ECE R90 approved, the European type-approval standard for replacement brake parts. Cross-referenced to BMW OE 3421 6 771 970 and 3 other OE numbers. Confirmed to fit 19 Australian-market variants; the full list is in the fitment table on this page.
