Anybody with experience changing tires on only one axle on 4Matic?




My W222 4Matic has worn the outside edges of the front tires down due to excessive enthusiasm on winding roads.
I’ve been through the owners manual, and all of the factory documentation I can find, and the only facts mentioned in the manual are that both tires on same axle should be replaced at the same time, and tire types (max performance, all season, winter) should be the same. There is zero mention of replacing all tires as a set.
Because the rear tires are still around 6/32, my plan is to simply replace the fronts. However, I have seen some comments that AWD cars should always have all 4 tires replaced at the same time.
Im asking: please - no opinions or conjecture.
Thanks in advance to anyone with substantiated information!








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Replace as few, or as many, tires as you desire to do.
MB is well known for outside edge tire wear. It has nothing to do with 4MATIC or with a “heavy” car. The heavy car claim comes up fairly often on this site.
MB’s poor tire wear across years and models is caused by one thing only: MB’s choice of alignment settings, primarily excessive negative camber.
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If you drive cautiously in less than ideal conditions, you will face no problems.
MB’s poor tire wear across years and models is caused by one thing only: MB’s choice of alignment settings, primarily excessive negative camber.
Now the often quoted reassuring “Full Front & Rear ‘4’ Wheel alignment is only basic Toe “directional” adjustment !
New car industry’s best kept secret. Onus is now back on owners to fund costly, premature tire replacement.
Ongoing Camber and Caster adjustment is essential. Allowing to adjust tire contact angles, spread load more evenly to combat / resolve excess edge tire wear. Which can also lead to higher impact, ruptured side walls and rim damage.
We therefore saw the need to design / manufacture Front and Rear BOLT ON kits - and also so that no special tools or need for control arm removal.
Plus easily accessible single wrench precisely adjustable. Direct on alignment rack UNDER LOAD.
With bonus of replacing the 4 front and rear highest wearing bushes at the same time !
NOTE: Rear suspension - also provide “uprated bushes” for the ‘6’ Multi link arms.
Tauter rear end response - less twist, flex, wheel tramp, loss of traction. Especially when applying power to lane change / overtake.
W222 all models incl. 63/65 AMG (Full kits - Both Sides incl. extraction tools).
FRONT CAMBER & CASTER #503016M $595
(also improving Brake and Steering response).
REAR CAMBER & EXTRA TOE #502626K $480
REAR UPRATED MULTI LINK BUSHINGS #502928K $480
DHL Express Air worldwide $40 one kit $20 each extra.
SEE SPOILER (Re W222 frustrated owners input - and for a good laugh !)
Kevin
AUDI to VOLVO - Experience Resolving OEM Suspension Shortcomings (and costs) Since 1964 !




If you are wearing the outside your toe is set to toe out or you have worn bushings (which result in dynamic toe out).
More than enough to resolve this excess inner / outer edge wear.
Through high cambered roads with excess passenger side wear or wear both sides through altered height or load carrying.
Performance driving / track days dial in “extra” negative Camber to increase traction / reduce understeer, prevent shredding outer edges !
As pointed out kits are designed for fast, easily accessible adjustment / single wrench. Ultimate - direct on alignment rack UNDER LOAD !
AUDI to VOLVO - Experience Resolving OEM Suspension Shortcomings (and costs) Since 1964 !




It’s been requested I get another opinion from another shop. I have no idea how bad this is and what it will do overall. The MB dealer has no idea which part(s) need replacing- they said it could be just the adjusting bolt hardware.
Staying on topic - As tread wears down, typically below 1/2 of tread life tires become noisy and traction is diminished.
Last edited by MrMischief; Jan 23, 2025 at 02:54 PM.
It’s been requested I get another opinion from another shop. I have no idea how bad this is and what it will do overall. The MB dealer has no idea which part(s) need replacing- they said it could be just the adjusting bolt hardware.
Staying on topic - As tread wears down, typically below 1/2 of tread life tires become noisy and traction is diminished.
It will track much better once solved.







