1. Pitman & Idler Arms Suspension Steering For Sale
  2. sku: 15350731458088603
  3. DIY SOLUTIONS 99827KMPN

DIY SOLUTIONS 99827KMPN Pitman Arm S15

fits model: 4wd, Jimmy. make: Gmc. year: 1985–1991.

99827kmpn Diy Solutions For 1985-1991 Gmc S15 Jimmy Pitman Arm 1986 1987 1988 1989 1990 4wd

( Brand: Diy Solutions ), ( Manufacturer Part Number: 99827KMPN ), ( Part Type: Arm ), ( Manufacturer Warranty: 12 Month Warranty ), ( Notes: Steering Pitman Arm 4 Wheel Drive ), ( Years: 1985 1986 1987 1988 1989 1990 1991 ), ( Application: Gmc S15 Jimmy Pitman Arm ), ( Product Name 2: Steering Pitman Arm ), ( Cs-sku: 400 )

Review DIY SOLUTIONS Gmc S15 Pitman Arm fits JIMMY 4WD 1985–1991

The **99827KMPN** is a meticulously engineered **Pitman Arm** designed exclusively for the **1985 through 1991 GMC S-15 Jimmy** in both **2WD and 4WD** configurations, with a specific focus on the **1986, 1987, 1988, 1989, and 1990** model years particularly those equipped with the **4WD drivetrain**. This high-performance component is a critical link in the vehicle s rear axle assembly, ensuring precise and reliable power transfer from the transfer case to the differential, which is essential for optimal traction, stability, and durability in both on-road and off-road conditions.

Crafted from **high-strength steel**, the **99827KMPN Pitman Arm** is built to withstand the rigorous demands of heavy-duty applications, including towing, hauling, and off-roading where constant stress and torque fluctuations are common. Its **precision-machined surfaces** and **reinforced welds** guarantee a seamless fit with the **GMC S-15 s axle housing**, minimizing wear and preventing premature failure a common issue in aftermarket or generic replacements. The arm s **robust construction** also includes **heat-treated components** to resist deformation under extreme loads, making it an ideal upgrade for those seeking to enhance the longevity and performance of their vehicle s drivetrain.

One of the standout features of this Pitman Arm is its **direct compatibility** with the **1986-1990 GMC S-15 s 4WD system**, where the transfer case s output shaft connects to the rear axle via this critical linkage. Unlike aftermarket alternatives that may require extensive modifications or improper sizing, the **99827KMPN** is engineered to **bolt-on seamlessly**, ensuring proper alignment with the **spider yoke, axle flange, and differential housing**. This eliminates the need for costly adjustments or compromises in fitment, providing peace of mind for both DIY enthusiasts and professional mechanics.

For off-road adventurers and heavy-duty operators, the **99827KMPN Pitman Arm** is a **must-have component** to prevent drivetrain slippage, binding, or catastrophic failure during high-torque engagements such as when climbing steep inclines, navigating rough terrain, or towing substantial loads. Its **durable design** also helps reduce **axle wind-up**, a condition where the driveshaft and axle components bind due to misalignment, leading to excessive wear on universal joints, yokes, and bearings. By maintaining proper torque angle and drivetrain integrity, this Pitman Arm contributes to a **smoother, more responsive 4WD system**, whether you're tackling a rocky trail or hauling a trailer on the highway.

In summary, the **99827KMPN Pitman Arm** is a **high-quality, OEM-replacement-grade** part that restores and enhances the performance of your **1986-1990 GMC S-15 Jimmy s 4WD system**. Its **superior materials, precise engineering, and direct fitment** make it an excellent choice for those who demand **reliability, durability, and off-road capability** from their vehicle. Whether you're restoring a classic S-15 or upgrading an existing setup, this component ensures that your drivetrain operates with **efficiency and strength**, keeping you on the move with confidence.

### **Pros and Cons of buying a 99827KMPN Pitman Arm for a 1986-1991 GMC S15 Jimmy (4WD)**

#### **Pros:**

1. **Direct Fitment and Reliability** The 99827KMPN pitman arm is a direct replacement part for the 1986-1991 GMC S15 Jimmy (and equivalent Chevrolet S10/S15) in 4WD models. It is designed to match the original specifications, ensuring proper alignment and function of the rear axle.

2. **Durability** The part is manufactured to withstand the stresses of off-road and heavy-duty use, which is essential for a 4WD Jimmy. Many aftermarket parts fail prematurely due to poor materials, but this component is built to last if installed correctly.

3. **Compatibility with Common Upgrades** Since the 1986-1991 Jimmy is a popular platform for off-road modifications, this pitman arm is often used alongside other aftermarket parts like locking differentials, lift kits, and heavy-duty axles. It integrates well with these upgrades.

4. **Easier Maintenance** Replacing a worn or broken pitman arm is a straightforward repair compared to more complex drivetrain issues. It can be done with basic tools, reducing labor costs if you re comfortable with DIY repairs.

5. **Prevents Drivetrain Damage** A failing pitman arm can cause excessive wear on the axle housing, driveshaft, and transfer case if ignored. Replacing it early prevents costly secondary damage.

6. **Widely Available** As a common part for this era of trucks, it is readily available from reputable suppliers like RockAuto, Summit Racing, and local auto parts stores. This ensures easy replacement if needed.

7. **Cost-Effective Solution** Compared to full axle or transfer case replacements, a pitman arm is relatively inexpensive. Prices typically range between $50 and $150, depending on the source and brand.

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#### **Cons:**

1. **Potential for Counterfeit Parts** Some online sellers may offer cheap knockoffs that fail quickly or don t fit properly. Always purchase from trusted suppliers and verify the part number and manufacturer.

2. **Installation Challenges** While the part itself is simple, improper installation (e.g., incorrect alignment, loose bolts, or misalignment with the axle) can lead to premature failure. This requires careful attention to detail.

3. **Wear on Related Components** If the pitman arm is replaced but other parts of the drivetrain (e.g., U-joints, driveshaft, or transfer case) are worn, the new arm may not last long. A full inspection is recommended before installation.

4. **Limited Lifespan Under Extreme Conditions** While durable, the pitman arm can wear out faster if the vehicle is frequently used in extreme off-road conditions (e.g., deep mud, rocky terrain, or heavy loads). Regular inspections are necessary.

5. **Misalignment Risks** If the axle housing or frame is bent, a new pitman arm may not function correctly. This could lead to drivetrain vibrations, uneven tire wear, or premature failure.

6. **Aftermarket vs. OEM Quality** Some aftermarket versions may not match the precision of an OEM part. While rare, inferior materials or machining can lead to early failure.

7. **Time-Consuming Removal/Installation** Depending on the vehicle s condition, removing the old pitman arm and installing the new one can take several hours, especially if other components (like the driveshaft or axle) need adjustment.

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### **Conclusion and Recommendation**

The **99827KMPN pitman arm is a solid, cost-effective choice** for maintaining or restoring the drivetrain of a **1986-1991 GMC S15 Jimmy (4WD)**. It is a direct replacement that improves reliability, prevents further damage, and integrates well with common upgrades. However, its effectiveness depends on **proper installation, sourcing from a reputable supplier, and ensuring related components are in good condition**.

#### **Recommendation:**

- **Buy from a trusted supplier** (e.g., RockAuto, Summit Racing, or a local auto parts store with a good return policy) to avoid counterfeit parts.

- **Inspect the drivetrain** (driveshaft, U-joints, transfer case, and axle housing) before installation to ensure the new pitman arm will function correctly.

- **Follow installation guidelines carefully**, ensuring proper alignment and torque specifications.

- **Monitor for unusual noises or vibrations** after installation, as these could indicate misalignment or other issues.

- **Consider upgrading related components** (e.g., heavy-duty U-joints, a reinforced driveshaft) if the vehicle sees heavy off-road use.

**Final Verdict:** If you need a reliable, affordable replacement for a failing pitman arm in your 1986-1991 GMC S15 Jimmy, this part is a **strong choice** provided you take the necessary precautions during purchase and installation. For maximum longevity, pair it with a full drivetrain inspection.

Details:

Parts Geek - For 1985 - 1991 GMC S15 Jimmy Pitman Arm 99827KMPN 1986 1987 1988 1989 1990 4WD: Review Fitment Notes to Ensure Proper Fit condition: New Brand: DIY Solutions Notes: Steering 4 Wheel Drive 12 Month Warranty Vehicle: Sub model: Jimmy4WD.

part #: 99827kmpn price

  • $38.14

specifications pitmanidlear:

  • for models: 4wd, Jimmy
  • for makes: Gmc
  • for years: 1985-1991
  • brand: Diy Solutions
  • mpn: 99827kmpn
  • part type: Arm
  • manufacturer warranty: 12 Month Warranty
  • notes: Steering Pitman Arm 4 Wheel Drive
  • years: 1985 1986 1987 1988 1989 1990 1991
  • application: Gmc S15 Jimmy Pitman Arm
  • product name 2: Steering Pitman Arm
  • cs-sku: 400

general pitmanidlear:

  • Car Truck Parts Accessories > Steering Suspension > Pitman Idler Arms
  • condition: New

shipping pitmanidlear:

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

offer pitmanidlear:

  • quantity: 1
  • started: April 14, 2026
  • sold: 0
  • availability: In Stock
  • options: Ship-to-home

seller pitmanidlear:

  • rating: 98.8%
  • # reviews: 328316
  • city: Auburn, Washington

payments pitmanidlear:

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  • wallet: Google-pay
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returns pitmanidlear:

  • policy: Returns Accepted
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  • time: 30 Days
for models: 4wd, jimmy, for makes: gmc, for years: 1985-1991, part type: arm, manufacturer warranty: 12 month warranty, notes: steering pitman arm 4 wheel drive, years: 1985 1986 1987 1988 1989 1990 1991, application: gmc s15 jimmy pitman arm, product name 2: steering pitman arm, cs-sku: 400,
category: auto parts > car truck parts accessories > steering suspension > pitman idler arms, sku: 15350731458088603,
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  • New. Offer #1 priced at $38.14 + $0.00 shipping estimate = $38.14* total. 1985-1991 GMC S15 Jimmy 4WD Notes: Steering Pitman Arm -- 4 Wheel Drive.FREE SHIPPING

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