Parts for your 2021 Mitsubishi Asx-Driveshafts

2021 Mitsubishi ASX driveshafts: what they do and when to service them

Driveshafts are absolutely relevant and fitted to the 2021 Mitsubishi ASX. Mitsubishi’s official ASX/RVR/Outlander Sport workshop manual (2019–2021 coverage, Front Axle/Drive Shaft and Propeller Shaft sections) specifies front drive shafts with constant‑velocity (CV) joints on all models, and a propeller shaft plus rear drive shafts on AWD variants. The Mitsubishi ASA/OEM parts catalogue likewise lists left and right front drive shaft assemblies for 2021 GA-series ASX models, confirming their use on this vehicle.

On the 2021 ASX, the front driveshafts transfer torque from the transaxle to the front wheels while letting the suspension move and the wheels steer smoothly. CV joints at each end keep things quiet and vibration‑free at various angles. If the vehicle is an AWD/4WD variant, there’s also a centre propeller shaft sending drive to the rear differential, and a pair of rear driveshafts to the rear hubs.

There’s no fixed replacement interval for driveshafts, service is condition‑based. At each service, a quick visual check pays off:

• Inspect CV boots for splits, perishing, or grease spray around the inner guards or wheels.
• Listen for clicking on full lock when accelerating, and feel for shudder under load — classic worn CV signs.
• Check for vibration on the motorway that changes with throttle — could point to a worn inner CV or prop shaft (AWD).

If a boot is torn but the joint hasn’t run dry, a boot replacement and re‑grease can save the shaft. Once a joint clicks or has excessive play, replacing the complete driveshaft is the reliable fix. Use quality parts that match the ASX’s spline count and length, and always fit a new hub nut and circlip where specified.

Good workshop practice on the ASX includes supporting the hub so the outer joint isn’t hyper‑extended, avoiding prying on transaxle seals, and torquing the axle/hub nut to spec to protect the wheel bearing. After refitting, confirm transaxle fluid level if any fluid was lost, road‑test for noise or vibration, and recheck the hub nut stake. For AWD models, also eyeball the prop shaft centre bearing and rear shaft boots while you’re there.

Look after the boots and keep an ear out for early noises, and the ASX’s driveshafts typically rack up plenty of kilometres without drama.

Popular questions about 2021 Mitsubishi ASX driveshafts

Does the 2021 ASX have driveshafts?
Yes. All 2021 ASX models use front driveshafts with CV joints. Where an AWD/4WD variant is fitted, there’s also a centre propeller shaft and rear driveshafts. This layout is documented in Mitsubishi’s workshop manual and OEM parts listings for GA‑series ASX.

How often should the CV boots be checked?
Have the CV boots inspected at every routine service or tyre rotation. A quick look for splits and grease fling can prevent bigger bills later. If a boot is damaged, replace it promptly and re‑grease the joint.

What are the signs a driveshaft needs replacing?
Clicking on full lock, vibration under acceleration, clunks on take‑off, or visible boot damage with lost grease. If the joint is noisy or loose, a complete shaft replacement is usually the best path.