Mazda CX-3 Front Suspension Strut: Specs, Fitment & Common Faults
On the CX-3, a persistent knock that survived new struts genuinely turned out to be loose crossbar bolts under the windscreen.
Illustration for editorial purposes
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OEM Part Number: confirm via VIN — front struts (aftermarket) Bilstein 22-263971 / KYB 3340139
| Front strut / shock absorber (aftermarket) | Bilstein 22-263971 (B4 twin-tube gas, LH); Bilstein 22-290182 (RH); KYB 3340139 (Excel-G twin-tube gas, LH); KYB 3340138 (RH); Monroe G8629 and G8630 (twin-tube gas, side not stated); febi bilstein 1002790 (LH) and 1002810 (RH) (gas pressure strut); Koni 8750-1156L and 8750-1156R (twin-tube, non-adjustable) |
|---|---|
| Front lower arm / wishbone (aftermarket) | LH Meyle 35-16 050 0099; RH Meyle 35-16 050 0100 (with ball joint, pair recommended); RH Delphi TC4441 (with ball joint); partner TC4440; RH Metzger 58153402 (with ball joint and rubber mount); LH Yamato J33103YMT; RH Yamato J33102YMT |
| Top mount / strut bearing (aftermarket) | Mapco 36531 (82 mm, pair); febi bilstein 171960; Blue Print ADBP800073; Maxgear 72-4223 (82 mm); KYB SM1046 (repair kit); GSP 534047S (repair kit) |
| Genuine (OE) numbers quoted | None quoted in catalogue listings — order genuine parts against your VIN |
| Fitment notes | Standard dampers only, with no engine or load split shown |
A Genuinely Money-Saving, Real Diagnostic Tip Worth Trying First — Mazda CX-3 Front Suspension
If you're hearing a sporadic knock from the front, particularly at low speeds over bumps, this is genuinely worth checking: one documented case on a related model saw two mechanics unable to track down a persistent knock despite replacing control arms, ball joints, bushings, and struts, before discovering the actual cause was simply loose bolts on the crossbar located under the windscreen, near the strut mount bolts.
It's also worth knowing about a confirmed technical bulletin addressing rattling front suspension noise on related Mazda models built in 2019 and early 2020 — though it's worth knowing even applying this bulletin hasn't fully resolved the issue in every documented case.
Mazda CX-3 Front Suspension Strut: The System That Quietly Does All the Work
On the Mazda CX-3, every bump, pothole and corner passes through these components before you ever feel it in the cabin, which is exactly why wear here shows up as vague, hard-to-pin-down symptoms rather than one obvious failure. A methodical check usually finds the culprit faster than guesswork.
Mazda CX-3 Front Suspension Strut: Watch: Replacing It
Multi-model Skyactiv video naming CX-3; alt: zR_UBj3wdbs (front suspension clunks overhaul)
Mazda CX-3 Front Suspension Strut: What It Does
The Mazda CX-3's front suspension strut combines a shock absorber with the coil spring mounting point in one assembly, controlling how quickly the suspension compresses and rebounds over bumps. A worn strut lets the car bounce excessively after a bump instead of settling quickly, and can accelerate uneven tyre wear if left unaddressed.
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Mazda CX-3 Front Suspension Strut: Warning Signs, DIY Difficulty & Aftermarket Advice
These are the same regardless of make or model — see our full Front Suspension Strut Guide for symptoms of worn bushings and ball joints, confirming fitment against your VIN, and rubber vs polyurethane guidance.
More Mazda Front Suspension Strut
The same part, covered across other Mazda models.