Tesla Model 3 Rear Half Shaft, Part No. 1044161-00-D

Key Information

• Product Type: Rear half shaft / rear CV axle assembly.
• Part Number: 1044161-00-D.
• Current Page Fitment Text: Fits Tesla Model 3 2017-2019.
• Install Area: Rear drive unit / rear wheel hub halfshaft position.
• Repair Use: For replacement after confirmed axle damage, worn CV joint, torn boot, abnormal vibration, clicking noise or rear drivetrain service.
• Side Verification Required: The URL says rear left, but the product page title does not clearly show LH. Confirm rear left/right before checkout.
• Professional Installation Recommended: This is a drivetrain component and should be installed by a qualified technician or experienced EV repair shop.

When A Rear Half Shaft May Need Replacement

The rear half shaft transfers torque from the rear drive unit to the wheel hub. Replacement is usually considered after proper inspection confirms wear, damage or failure in the axle, spline, CV joint, boot or related mounting area.

• Clicking Or Clunking Noise: Often checked during low-speed acceleration, turning or drive/reverse transitions.
• Torn CV Boot: A damaged boot can allow grease loss and contamination, leading to CV joint wear.
• Vibration Under Load: Rear drivetrain vibration may require inspection of halfshaft, hub, wheel, tire and suspension components.
• Impact Or Repair Damage: Useful after rear suspension, hub, drive unit or collision repair if the original axle is damaged.
• Old Part Match: Compare the removed axle before ordering to avoid wrong-side or wrong-version purchase.

Verify Fitment Before Ordering

Half shafts are model, drivetrain, side and production-version specific. For this product, the page currently states Model 3 2017-2019, while the URL says rear left. Customers should verify compatibility before checkout.

Position This Page As A Repair Part Page

Customers buying a half shaft are usually repair shops, technical Tesla owners or body/suspension repair buyers. The page should be clear, technical and comparison-focused instead of using lifestyle language.

• Lead With Part Number: Show 1044161-00-D in the title, first image and purchase area.
• Clarify Side: Add Rear Left / LH or Rear Right / RH clearly if the part is side-specific.
• Add Fitment Table: Model 3 year range, drive type and side should be visible before Add to Cart.
• Show Real Part Details: Keep full view, spline end, CV boot and threaded nut-end close-ups.
• Add Installation Warning: Professional installation and diagnosis should be recommended for drivetrain repair.
• Remove Generic Q&A: Replace “easy DIY accessory” copy with drivetrain-specific repair questions.

Installation & Service Notes

Rear half shaft replacement is not a simple interior accessory installation. It may require vehicle lifting, wheel removal, brake and suspension access, correct torque procedure, proper seating into the drive unit and careful inspection of seals and boots.

• Diagnosis First: Confirm the half shaft is the failed component before replacement.
• Lift Safety: Raise and support the vehicle correctly before working on rear drivetrain parts.
• Old Part Comparison: Compare the removed axle with the replacement before final installation.
• Do Not Damage Seals: Take care around drive unit seals, hub splines and CV boots.
• Correct Seating: Make sure the inner joint is fully seated in the rear drive unit.
• Correct Fasteners: Replace one-time-use nuts, washers or bolts if required by service procedure.
• Post-Install Check: Confirm no leaks, abnormal noise, vibration, warning lights or wheel-end looseness after installation.

Recommended Extra Image To Add

The current page has only clean product images. To improve conversion, add one more image that shows the rear drivetrain install location and labels the wheel hub side, rear drive unit side, CV boots, spline end and part number.

Compatibility Reminder Before Checkout

This product should be purchased only when the customer has confirmed that 1044161-00-D is the correct replacement half shaft for the vehicle.

• Current Product Title: Tesla Model 3 Rear Half Shaft, Part No. 1044161-00-D.
• Current Page Fitment Text: Fits Tesla 3 2017-2019.
• URL Direction: Rear Left CV Axle Assembly / CV Axle Set Replacement.
• Recommended Page Fix: Clarify whether this is Rear Left / LH only or usable for left/right when confirmed.
• Not Universal: Do not order for Model 3 Highland, Model Y, Model Y Juniper, Model Y L, Model S, Model X or Cybertruck unless fitment is confirmed separately.
• Professional Installation: Recommended for drivetrain, suspension and wheel-end service.

Why Replace A Damaged Rear Half Shaft?

Recommended Page Content Order

• First Screen: Rear Half Shaft For Tesla Model 3 + 1044161-00-D + fitment warning.
• Second Screen: Full product image with part number, rear side and Model 3 2017-2019 callout.
• Third Screen: Spline, threaded end, CV boot and inner joint close-ups.
• Fourth Screen: Fitment verification table: VIN, side, drive type, old part number and physical match.
• Fifth Screen: Diagnosis and installation notes for repair shops and technical buyers.
• Final Screen: Compatibility reminder, package contents and product-specific FAQ.