Complete Guide to Suspension Part Numbers for a 2001 Subaru Outback

If you're looking up suspension part numbers for a 2001 Subaru Outback, you're likely planning to replace worn components. The 2001 Outback is known for a comfortable ride and decent off-road capability, but after two decades, bushings, struts, and springs often need attention. This guide lists the most common suspension part numbers and explains how to verify compatibility.

Why Accurate Part Numbers Matter

Using the wrong part can lead to poor handling, noise, or even safety issues. Subaru used several variations of the Outback in 2001, including differences between sedan and wagon, and between naturally aspirated and H6 engines. Always double-check your vehicle's VIN or original part numbers before ordering.

Front Suspension Components

Front Strut Assemblies

• Subaru OEM Part Number: 20310AE02A (left) / 20310AE03A (right) for wagons with standard suspension. For H6 models, numbers differ slightly: 20310AE06A (left) / 20310AE07A (right).
• Aftermarket Equivalent: Monroe #171342 (left) / #171343 (right); KYB #334166 (left) / #334167 (right). Always confirm fitment with the retailer.

Front Lower Control Arms

• Subaru OEM Part Number: 20202AE010 (left) / 20202AE020 (right). These include the ball joint and bushings. Aftermarket options include Mevotech #ME14023 (left) / #ME14024 (right).

Front Sway Bar Links

• Subaru OEM Part Number: 20420AE010 (left) / 20420AE020 (right). These often wear out and cause clunking. Moog #K90425 is a common replacement.

Rear Suspension Components

Rear Shocks

• Subaru OEM Part Number: 20360AE300 (wagon) or 20360AE310 (sedan). H6 models use 20360AE350.
• Aftermarket Options: KYB #343362 (wagon) or #343363 (sedan); Monroe #37066.

Rear Trailing Arms

• Subaru OEM Part Number: 20251AE010 (left) / 20251AE020 (right). These arms often have worn bushings. Aftermarket: Moog #RK80849.

Rear Sway Bar Links

• Subaru OEM Part Number: 20460AE010 (left) / 20460AE020 (right). Common replacement: Moog #K90425 (fits both front and rear on some models).

How to Find Your Exact Part Number

1. Check your VIN: The 17-digit VIN is on the driver's side dashboard and door jamb. You can decode it online or ask a dealer.
2. Look at the old part: Many OEM parts have stamped numbers. Wipe off dirt to read them.
3. Use an online database: Sites like SubaruPartsDeal or Parts.Subaru allow you to input your vehicle info to get factory diagrams.
4. Consult a mechanic: If you're unsure, a professional can identify the correct parts.

Common Issues with 2001 Outback Suspension

• Strut mount failure: Causes knocking noises. Replace mounts (part #20320AE00A) along with struts.
• Bushing deterioration: Control arm and trailing arm bushings crack, leading to vague steering. Consider polyurethane bushings for longer life.
• Spring sag: Rear springs sag over time, especially on wagons. OEM or aftermarket springs like King Springs (#KCFR-32) can restore ride height.

Buying Tips

• OEM vs. Aftermarket: OEM parts guarantee fit but cost more. Quality aftermarket brands like KYB, Monroe, Moog, and Mevotech offer reliable alternatives.
• Replace in pairs: Always replace struts or shocks on both sides of the same axle.
• Check for model-specifics: The Outback H6 has different springs and struts due to heavier engine weight.
• Consider a full kit: Some brands sell complete strut assemblies with new springs, mounts, and boots.

Final Recommendation

For most 2001 Subaru Outback owners, replacing front struts with KYB Excel-G assemblies and rear shocks with Monroe OESpectrum is a solid cost-effective choice. Always confirm part compatibility using your VIN. If you want to maintain OEM feel, stick with Subaru genuine parts. For off-road use, consider upgraded springs and shocks. Keep your old parts as a reference when ordering.

By using the correct suspension part numbers, you'll restore your 2001 Outback's ride quality and avoid costly mistakes. Measure twice, order once.