1. Pitman & Idler Arms Suspension Steering For Sale
  2. sku: 15102755291470773
  3. API PEC 39XWMQ

API PEC 39XWMQ Idler Arm

fits model: Safari, Grand. make: Pontiac. year: 1978.

39xwmq Api Pec Idler Arm Fits Pontiac Grand Safari 1978

( Brand: Api Pec ), ( Manufacturer Part Number: 39XWMQ ), ( Type: Idler Arm ), ( Compatible Make/model: Pontiac Grand Safari ), ( Compatible Years: 1978 78 ), ( Fitment Info: Pec With 12mm Bolts ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Read Full Description To Confirm Fitment ), ( Cs-sku: 400 )

Review API PEC Idler Arm Pontiac fits SAFARI GRAND 1978

The **API PEC 39XWMQ Idler Arm for 1978 Pontiac Safari** is a meticulously engineered, high-quality replacement part designed to restore optimal performance and reliability to the rear axle assembly of your classic Pontiac Safari. Crafted from durable, heat-treated steel, this idler arm is built to withstand the rigors of daily driving, ensuring smooth operation and proper tension in the drive chain. The **39XWMQ** designation indicates a precise fit for the 1978 model year, accounting for subtle variations in axle spacing and suspension geometry that distinguish it from other years or similar vehicles. This component plays a critical role in maintaining proper alignment of the drive shaft and axle housing, reducing unnecessary wear on universal joints, constant velocity (CV) joints, and other drivetrain elements. The idler arm features a robust mounting bracket with reinforced gussets and a high-strength bolt pattern, ensuring a secure and vibration-free attachment to the frame or axle housing. Whether you're restoring a vintage Safari for weekend cruising or upgrading an existing drivetrain for enhanced durability, this API part delivers the precision and strength required to meet the demands of modern driving while preserving the authenticity of your classic vehicle. Built to API s rigorous standards, it combines compatibility with aftermarket and OEM components, making it an ideal choice for both stock and modified applications. With its attention to detail and commitment to performance, the **API PEC 39XWMQ Idler Arm** is an essential component for any Pontiac enthusiast seeking to maintain or elevate the functionality of their 1978 Safari s drivetrain.

### **Pros and Cons of Buying a 1978 Pontiac Safari with API PEC 39XWMQ Idler Arm**

#### **Pros**

1. **Classic Muscle Car Appeal** The 1978 Pontiac Safari, particularly with a V8 engine, is a well-regarded muscle car from the late 1970s. It holds nostalgic value for enthusiasts and has a strong following in the classic car community.

2. **Potential for Restoration or Modification** If purchased in a condition that requires work, this vehicle offers a rewarding project opportunity. Many parts are still available, and aftermarket support exists for common issues.

3. **Reliability of the Base Model** The Pontiac Safari was built on a solid platform (based on the Pontiac Catalina), and with proper maintenance, the drivetrain and suspension components can last for decades.

4. **Availability of Parts** As a mid-70s American car, parts are relatively easy to find, especially for the V8 engine (common in the Safari), suspension components, and body panels.

5. **Potential for Customization** The Safari s design allows for modifications such as engine swaps (e.g., a small-block Chevy or big-block Pontiac), suspension upgrades, and interior refinements to improve performance and comfort.

6. **Lower Purchase Price Compared to Restored Classics** Since many 1978 Safaris are either rusted out or neglected, a well-priced example can be acquired for a fraction of the cost of a fully restored classic.

7. **Potential for Fuel Efficiency (If Modified)** While stock, the Safari s V8 is thirsty, but swapping in a smaller, more efficient engine (such as a 350 or 400) could improve mileage without sacrificing too much power.

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#### **Cons**

1. **Rust and Structural Issues** Many 1978 Pontiacs, especially those from the Midwest and Northeast, suffer from rust, particularly in the floor pans, rocker panels, and rear quarter panels. A thorough inspection is critical.

2. **Engine and Drivetrain Wear** The stock 350 or 400 V8 engines, while robust, can develop issues over time, such as head gaskets, valve train wear, or oil leaks. The automatic transmission (THM700R4 or similar) may also require attention.

3. **Suspension and Steering Wear** The idler arm (PEC 39XWMQ) and other suspension components (ball joints, bushings, shocks) are likely worn and may need replacement. The steering can feel stiff or imprecise if not maintained.

4. **Electrical and Interior Condition** Older wiring harnesses, faulty switches, and worn-out upholstery are common. The interior may require significant refurbishment if the car has been neglected.

5. **Fuel and Emissions Compliance** If you plan to drive this car regularly, modern emissions standards may require modifications (e.g., EGR deletions, catalytic converter swaps) to avoid legal issues or poor performance.

6. **High Maintenance Costs** Restoring or maintaining a classic car can be expensive, especially if parts must be sourced from specialty suppliers. Labor costs for restoration work can also add up.

7. **Depreciation Risk** Unlike modern cars, classic cars do not hold value as well if not properly maintained. A poorly restored or neglected Safari may lose value over time.

8. **Driving Experience Limitations** Stock, the Safari is not a high-performance vehicle. The suspension is soft, and the handling is basic. Without modifications, it may not be enjoyable for daily driving.

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### **Conclusion**

Buying a 1978 Pontiac Safari with an API PEC 39XWMQ idler arm presents both opportunities and challenges. If you are an enthusiast with mechanical skills, patience, and a budget for restoration, this car can be a rewarding project with potential for a fun, customized classic. However, if you are looking for a reliable, low-maintenance daily driver or a car that holds value easily, this may not be the best choice.

The key to success lies in **thorough inspection** (especially for rust and mechanical condition), **realistic budgeting** (accounting for parts and labor), and **clear goals** (whether restoration, modification, or preservation).

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### **Recommendation**

- **Buy if:** You are an experienced mechanic or willing to learn, have a long-term project in mind, and are okay with potential hidden costs. Consider purchasing a **lower-mileage example with minimal rust** and a serviceable engine/transmission.

- **Avoid if:** You need a reliable daily driver, lack mechanical experience, or cannot commit to the time and expense required for restoration. In that case, a modern classic (e.g., a restored Mustang or Camaro) or a well-maintained modern car may be a better fit.

- **Alternative Approach:** If you want a similar classic but with fewer issues, look for a **1977-1979 Pontiac Grand Prix or LeMans** these are slightly more refined and may require less work.

Ultimately, this purchase should be made with **realistic expectations** and a **clear plan** for its future.

Details:

12 Month Warranty. Detailed Applications Years: Vehicle: 1978Pontiac Grand Safari. API PEC Idler Arm fits Pontiac Grand Safari 1978 39XWMQ: Brand: condition: New Notes: With 12mm Bolts, Specifications Material: Steel. Boot Material: Rubber.

Mounting Hardware Included: Yes.

part #: 39xwmq price

  • $36.44

specifications pitmanidlear:

  • for models: Safari, Grand
  • for makes: Pontiac
  • brand: Api Pec
  • mpn: 39xwmq
  • type: Idler Arm
  • compatible make/model: Pontiac Grand Safari
  • compatible years: 1978 78
  • fitment info: Pec With 12mm Bolts
  • manufacturer warranty: 12 Month Warranty
  • attention: Read Full Description To Confirm Fitment
  • cs-sku: 400

shipping pitmanidlear:

  • type: Fixed
  • service: Economy
  • transit: 3-7 Days
  • cost: $0.00
  • class: Economy

seller pitmanidlear:

  • rating: 99.1%
  • # reviews: 23577
  • city: Terrell, Texas

returns pitmanidlear:

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

offer pitmanidlear:

  • availability: In Stock
  • sold: 0
  • quantity: 1
  • started: March 30, 2026
  • options: Ship-to-home

payments pitmanidlear:

  • credit card: Discover
  • other
  • wallet: Google-pay

general pitmanidlear:

  • Car Truck Parts Accessories > Steering Suspension > Pitman Idler Arms
  • condition: New
for models: safari, grand, for makes: pontiac, type: idler arm, compatible make/model: pontiac grand safari, compatible years: 1978 78, fitment info: pec with 12mm bolts, manufacturer warranty: 12 month warranty, attention: read full description to confirm fitment, cs-sku: 400,
category: auto parts > car truck parts accessories > steering suspension > pitman idler arms, sku: 15102755291470773,
Api Pec 39XWMQ Is Similar To:
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1 offer $36.44 USD
  • New. Offer #1 priced at $36.44 + $0.00 shipping estimate = $36.44* total. Product Specifications. Notes: PEC -- With 12mm Bolts.FREE SHIPPING

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