1. Pitman & Idler Arms Suspension Steering For Sale
  2. sku: 15368834627288603
  3. AC DELCO 86555JDJW

AC DELCO 86555JDJW Idler Arm

fits model: Caprice. make: Chevrolet. year: 1980–1996.

86555jdjw Ac Delco For 1980-1996 Chevrolet Caprice Idler Arm 1981 1982 1983 1984

( Brand: Ac Delco ), ( Manufacturer Part Number: 86555JDJW ), ( Part Type: Idler Arm ), ( Manufacturer Warranty: 12 Month Warranty ), ( Years: 1996 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 ), ( Application: Chevrolet Caprice Idler Arm ), ( Cs-sku: 400 )

Review AC DELCO Chevrolet Idler Arm fits CAPRICE 1980–1996

The **AC Delco 86555JDJW Idler Arm** is a precision-engineered, high-performance replacement component designed specifically for the **1980 1996 Chevrolet Caprice**, including critical model years like the **1981, 1982, 1983, and 1984** variants. This durable, heavy-duty idler arm plays a crucial role in maintaining optimal tension and alignment within the serpentine belt system, ensuring smooth operation of the alternator, power steering pump, air conditioning compressor, and other critical accessories. Crafted from high-grade **cast iron** with a robust **steel shaft**, this idler arm is built to withstand the rigors of daily driving, providing reliable performance even under demanding conditions. Its **precision-machined bearings** and **smooth-operating design** minimize friction and wear, reducing the risk of belt slippage, premature failure, or excessive noise, which can otherwise lead to costly repairs or breakdowns. The **OEM-quality construction** ensures a perfect fit with the original equipment specifications, eliminating the need for adjustments or modifications, while the **rust-resistant finish** enhances longevity, particularly in harsh environments. Whether you're restoring a classic Caprice, upgrading an older model, or performing routine maintenance, this **AC Delco idler arm** delivers the reliability and performance expected from a trusted automotive brand, helping to keep your vehicle s drive belt system running efficiently for years to come.

**Pros and Cons of buying a AC Delco 86555JDJW Idler Arm for 1980 1996 Chevrolet Caprice (1981 1984 Models)**

### **Pros:**

1. **Direct Fitment** The AC Delco 86555JDJW is specifically designed for the 1981 1984 Chevrolet Caprice (and extends to 1980 1996 models in some configurations). This means it should align perfectly with your vehicle s suspension system without requiring modifications.

2. **High-Quality Material** AC Delco is a well-known brand under General Motors, known for producing durable, reliable automotive parts. The idler arm is likely made from sturdy materials like steel or reinforced plastic, ensuring longevity under normal driving conditions.

3. **Compatibility with Common Issues** Idler arms in older GM vehicles, including the Caprice, are prone to wear, cracking, or binding due to age, rust, or lack of lubrication. Replacing it with an OEM or high-quality aftermarket part like this one can resolve rattling, uneven tire wear, or steering misalignment.

4. **Ease of Installation** The part is designed for straightforward replacement. Most drivers or mechanics with basic tools (socket set, torque wrench, jack, and jack stands) can install it in under an hour, especially if the vehicle has already been lifted for other maintenance.

5. **Cost-Effective Solution** Compared to labor-intensive repairs (e.g., replacing a full suspension component or dealing with misaligned tires), replacing an idler arm is relatively inexpensive. The price is reasonable for a part that can prevent further damage to tires or steering components.

6. **Warranty Coverage** AC Delco parts often come with manufacturer warranties (typically 12 24 months), providing peace of mind in case of premature failure due to defects.

7. **Preventative Maintenance** Replacing the idler arm as part of routine suspension maintenance can extend the life of other components, such as tie rods, ball joints, and control arms, by reducing unnecessary stress on the system.

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### **Cons:**

1. **Potential Counterfeit or Low-Quality Duplicates** While AC Delco is a reputable brand, some online sellers may offer counterfeit or subpar replicas. Always purchase from authorized dealers, reputable auto parts stores (e.g., AutoZone, O Reilly, or RockAuto), or directly from GM/AC Delco suppliers to avoid receiving a knockoff.

2. **Age of the Vehicle** If your Caprice is severely rusted or has other suspension issues (e.g., worn bushings, bent frame rails), replacing just the idler arm may provide temporary relief but won t address underlying structural problems. A full suspension inspection is advisable.

3. **Installation Challenges** In some cases, rust or seized bolts can make removal/d installation difficult. If the arm is stuck due to corrosion, you may need penetrating oil (PB Blaster) or a bolt cutter, which could complicate the process.

4. **Limited Availability of Replacement Parts** While the idler arm itself is straightforward, if you encounter issues during installation (e.g., a broken bolt or damaged mounting hole), finding exact replacement hardware (e.g., specific nuts or bushings) might be harder for an older vehicle.

5. **Misalignment Risks** If the idler arm is not installed correctly (e.g., not properly torqued or misaligned with the tensioner), it could cause uneven tire wear or steering drift. Ensuring proper alignment after replacement is critical.

6. **Price Variability** Prices for this part can fluctuate based on supplier, demand, and whether it s new or refurbished. While generally affordable, some sellers may mark up prices, so comparing options is wise.

7. **Environmental Factors** If you live in a salty, humid, or corrosive climate, the new idler arm may still be susceptible to rust over time, especially if it s not properly sealed or lubricated during installation.

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### **Conclusion:**

The **AC Delco 86555JDJW idler arm** is a solid choice for restoring proper function to your 1981 1984 Chevrolet Caprice s suspension. Its direct fitment, durability, and compatibility with common issues make it a practical upgrade for addressing rattles, alignment problems, or worn components. However, the success of the replacement depends on sourcing a genuine part, performing a thorough inspection of the surrounding suspension, and ensuring proper installation.

If your Caprice s suspension is otherwise in good condition, this part will likely resolve your idler arm-related concerns without major complications. For vehicles with extensive rust or damage, consider addressing those issues concurrently to avoid recurring problems.

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### **Recommendation:**

1. **Purchase from a Trusted Source** Buy the part from an authorized AC Delco dealer, a well-reviewed online retailer (e.g., RockAuto, Amazon with verified sellers), or a local auto parts store with a return policy. Avoid unknown sellers offering significantly lower prices, as they may be selling fakes.

2. **Inspect the Suspension First** Before replacing the idler arm, check for:

- Rust or cracks in the frame or control arms.

- Worn or leaking bushings.

- Misaligned tires or uneven wear.

- Binding in the steering or suspension components.

Addressing these issues simultaneously will prevent future problems.

3. **Prepare for Installation**

- Gather tools: jack, jack stands, socket set, torque wrench, penetrating oil (if needed), and a lubricant (e.g., grease for the arm s pivot points).

- Have a friend assist with steering or stabilizing the vehicle if needed.

- Follow the vehicle s service manual or a reputable online guide (e.g., Chilton or Haynes) for step-by-step instructions.

4. **Torque the Fasteners Correctly** Over- or under-torquing bolts can lead to premature failure or misalignment. Use the manufacturer s specified torque values (typically found in the Caprice s service manual).

5. **Lubricate the New Arm** Apply a high-quality grease to the pivot points of the idler arm to prevent future rust and ensure smooth operation.

6. **Check Alignment After Installation** If you notice uneven tire wear or steering drift post-installation, visit a tire shop for an alignment. This is especially important if the idler arm was replaced due to misalignment symptoms.

7. **Monitor for Issues Post-Installation** Drive the vehicle for a few days and listen for new noises (e.g., clunks, rattles) or feel for vibrations. If problems persist, revisit the installation or consult a mechanic.

**Final Verdict:** The **AC Delco 86555JDJW idler arm** is a worthwhile investment for your Caprice if you re addressing a specific suspension issue. With careful preparation and sourcing, it will likely restore proper function and extend the life of your vehicle s suspension system. For older or high-mileage vehicles, pair this replacement with a broader suspension inspection to avoid hidden problems.

Details:

1989 - 1990 Chevrolet Caprice Classic LS Brougham. 1993 Chevrolet Caprice 4.3L V6. 1993 Chevrolet Caprice Classic LS. 1991 - 1993 Chevrolet Caprice Classic LTZ.

part #: 86555jdjw price

  • $53.37

specifications pitmanidlear:

  • for models: Caprice
  • for makes: Chevrolet
  • for years: 1980-1996
  • brand: Ac Delco
  • mpn: 86555jdjw
  • part type: Idler Arm
  • manufacturer warranty: 12 Month Warranty
  • years: 1996 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991
  • application: Chevrolet Caprice Idler Arm
  • cs-sku: 400

seller pitmanidlear:

  • city: Austin, Texas
  • rating: 98.8%
  • # reviews: 328506

offer pitmanidlear:

  • sold: 0
  • started: April 15, 2026
  • availability: In Stock
  • options: Ship-to-home
  • quantity: 1

payments pitmanidlear:

  • other
  • credit card: Visa
  • wallet: Apple-pay

returns pitmanidlear:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller

shipping pitmanidlear:

  • service: FedEx Ground / FedEx Home Delivery
  • type: Fixed
  • cost: $0.00
  • class: Standard
  • transit: 3-7 Days
  • carrier: FedEx

general pitmanidlear:

  • Car Truck Parts Accessories > Steering Suspension > Pitman Idler Arms
  • condition: New
for models: caprice, for makes: chevrolet, for years: 1980-1996, part type: idler arm, manufacturer warranty: 12 month warranty, years: 1996 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991, application: chevrolet caprice idler arm, cs-sku: 400,
category: auto parts > car truck parts accessories > steering suspension > pitman idler arms, sku: 15368834627288603,
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1 offer $53.37 USD
  • New. Offer #1 priced at $53.37 + $0.00 shipping estimate = $53.37* total. 1987-1990 Chevrolet Caprice Classic Brougham. 1994-1996 Chevrolet Caprice.FREE SHIPPING

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