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Outer Tie Rod 3QF-423-812-C
Доступно в магазинах 3 предложения
Совместимость с автомобилями 124 автомобиля
Технические характеристики
| Fitting Position | Front Axle, Right |
|---|---|
| Component Length | 94 mm |
| Inner Thread Size | M16x1.5 |
| Outer Thread Size | M12x1.5 |
| Material | High-strength steel alloy |
| Part Number (OEM) | 3QF-423-812-C |
| Predecessor Parts | 3QF-423-812-A, 3QF-423-812-B |
| Compatible Engines | 2.0L I4 Turbo, 3.6L V6 |
| Compatible Models | VW Atlas (2018–2025), VW Atlas Cross Sport (2020–2025) |
Как заменить Outer Tie Rod
Replacing the outer tie rod end on the VW Atlas or Atlas Cross Sport is a straightforward procedure for an experienced technician, but requires a tie rod end separator tool, torque wrench, and a subsequent professional wheel alignment. Always consult the vehicle's factory service manual for model-year-specific torque values before beginning.
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Prepare the Vehicle
Park on a level surface and engage the parking brake. Loosen the front right lug nuts slightly before lifting the vehicle. Raise the vehicle with a floor jack and secure it firmly on jack stands rated for the vehicle's weight. Remove the front right wheel.
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Mark the Inner Tie Rod Position
Before removing anything, use a paint marker or scribe to mark the exact position of the outer tie rod end on the inner tie rod threads. This reference mark will allow you to install the new tie rod end at approximately the same depth, preserving your existing alignment setting until a proper alignment can be performed.
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Remove the Cotter Pin and Castle Nut
Straighten and remove the cotter pin securing the castle nut on the tie rod stud. Remove the castle nut and set it aside. If the nut is corroded, apply penetrating oil and allow it to soak before attempting removal.
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Separate the Tie Rod End from the Steering Knuckle
Use a dedicated tie rod end separator or pickle fork tool to press the tapered stud out of the steering knuckle bore. Avoid using a hammer directly on the stud threads, as this can damage them. Once freed, support the steering knuckle so it does not drop and strain the brake hose or ABS wiring.
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Unscrew the Old Tie Rod End
Loosen the jam nut that locks the outer tie rod end against the inner tie rod. Count the number of exposed threads or note the position relative to your mark, then unscrew the old outer tie rod end completely.
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Install the New Tie Rod End
Thread the new 3QF-423-812-C outer tie rod end onto the inner tie rod to the same position as the mark made in Step 2. Insert the tapered stud into the steering knuckle bore and install the castle nut. Torque the castle nut to the manufacturer's specification from the factory service manual, then advance it to the next cotter pin slot if needed.
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Secure with Cotter Pin and Tighten Jam Nut
Install a new cotter pin through the castle nut and stud. Bend both legs of the cotter pin fully around the nut to lock it in place — never reuse the old cotter pin. Tighten the jam nut firmly against the outer tie rod end body.
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Reinstall Wheel and Perform Alignment
Reinstall the wheel and hand-tighten the lug nuts. Lower the vehicle and torque the lug nuts to specification in a star pattern. Drive the vehicle to a wheel alignment shop immediately — do not delay the alignment, as even a small change in toe setting causes rapid, uneven tire wear.
Признаки износа детали
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Uneven or Excessive Tire Wear
A worn tie rod end allows the wheel's toe angle to shift unpredictably, causing the inner or outer tire edge to wear rapidly and unevenly — often the first visible sign of failure.
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Steering Wheel Vibration
Play in a deteriorating tie rod end ball joint transmits road forces back through the steering column as vibration or shimmy, particularly noticeable at highway speeds.
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Loose or Unresponsive Steering
Excessive wear in the joint introduces unwanted free play — the steering wheel may feel vague, slow to respond, or require more input than usual to direct the vehicle.
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Clunking or Knocking When Turning
A worn ball socket within the tie rod end will produce audible clunking, popping, or knocking noises when the steering wheel is turned, particularly during low-speed parking maneuvers.
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Vehicle Pulling to One Side
When the right outer tie rod end is compromised, toe alignment on that corner is disrupted, causing the vehicle to drift or pull noticeably to the right during straight-line driving.
Периодичность замены
Volkswagen does not publish a mileage-based replacement interval for tie rod ends. Replace immediately upon any sign of looseness, torn boot, corrosion-compromised threads, or any of the symptoms listed above, regardless of mileage.
Часто задаваемые вопросы
Is the 3QF-423-812-C the right-side or left-side tie rod end?
This part number is for the front axle right (passenger side) outer tie rod end. Verify your specific side before ordering, as the left-side tie rod end carries a different part number.
Will this part fit my VW Atlas with the 2.0L turbocharged engine as well as the 3.6L V6?
Yes. The 3QF-423-812-C is compatible with both the 2.0L I4 Turbo and 3.6L V6 engine variants of the VW Atlas (2018–2025) and Atlas Cross Sport (2020–2025). Always confirm with your VIN, as production-date cutoffs can occasionally affect fitment.
Do I need a wheel alignment after replacing the outer tie rod end?
Yes, a professional four-wheel alignment is required after replacing any outer tie rod end. Even reinstalling a new part at the same thread depth as the old one is not a substitute for a proper alignment, as the original setting may itself have been off. Driving without an alignment risks rapid and uneven tire wear.
Can I replace just the outer tie rod end, or do I need to replace the whole tie rod assembly?
In most cases you can replace only the outer tie rod end if the inner tie rod and steering rack are in good condition. However, it is good practice to inspect the inner tie rod for play and the boot for tears at the same time. If the inner tie rod also shows wear, replacing the full assembly is more cost-effective.
Are the 3QF-423-812-A and 3QF-423-812-B the same part?
Yes. The A and B suffix variants are superseded predecessor part numbers within the Volkswagen Group parts system. The 3QF-423-812-C is the current, up-to-date version and will replace -A and -B applications directly.
Which aftermarket brand is the best alternative to the genuine VW part?
LEMFÖRDER (part number 39704 01) is the top-recommended aftermarket alternative. LEMFÖRDER is a Tier-1 OEM supplier to Volkswagen Group and their parts are manufactured to the same dimensional and material standards as genuine VW components, often at a lower price point.
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