1. Pitman & Idler Arms Suspension Steering For Sale
  2. sku: 15616900623872892
  3. DANA SPICER 220TR145-4

DANA SPICER 220TR145-4 Left Unf Thread 1.250

fits model: 250. year: 2012.

220tr145-4 Dana Spicer Left Side 1.250 12 Unf 2 A Thread

( Brand: Dana Spicer ), ( Manufacturer Part Number: 220TR145-4 ), ( Type: Steering, Gear And Related Components )

Review DANA SPICER Left Side 1.250 Unf Thread fits 250 2012

The **Dana Spicer 220TR145-4 Left Hand Drive (LHD) 1.250" Bore, 12-Bolt Flange Universal Joint Drive Axle** is a high-performance, heavy-duty component designed for off-road vehicles, trucks, and performance applications where durability, strength, and reliability are paramount. Part of Dana s renowned **220 Series** line, this axle is engineered to deliver exceptional torque capacity and longevity in demanding conditions, making it an ideal choice for enthusiasts pushing the limits of their vehicles. The **1.250-inch bore** ensures robust shaft strength, capable of handling substantial power outputs without flexing or fatigue, while the **12-bolt flange** provides a secure, high-torque connection to the driveshaft, minimizing slippage and ensuring precise power transfer. Built with a **left-hand drive configuration**, this axle is specifically tailored for applications where the driveshaft enters from the left side, such as certain truck setups or custom builds requiring precise alignment. The **universal joint** at the output end allows for flexible articulation, accommodating suspension movement and wheel travel without binding, which is critical for off-road use where rough terrain and aggressive angles are common. Constructed from high-grade **steel forgings**, the axle housing is heat-treated for maximum hardness and resistance to wear, ensuring it can withstand the stresses of heavy loads, deep mud, and extreme off-road conditions. The **spindle-mounted differential** is sealed with robust bearings and a durable gasket system, protecting internal components from contaminants like dirt, water, and debris, which prolongs the axle s lifespan and reduces maintenance requirements. Whether installed in a **4x4 truck, a custom off-road rig, or a high-performance vehicle**, this Dana Spicer axle delivers the strength and reliability needed to tackle the toughest trails or demanding towing scenarios. Its **proven durability** and **industry-standard build quality** make it a trusted choice among mechanics and builders who demand nothing less than the best for their vehicles.

### **Pros and Cons of Buying a Dana Spicer 220 (Part # 220TR145-4, Left-Hand, 1.250" Bolt Pattern, 12 Unjacketed Threads)**

#### **Pros:**

1. **Compatibility** The Dana 220 is a widely used axle in off-road and truck applications, making it easy to find aftermarket parts, upgrades, and support. It fits many Jeep Wranglers (JL, JK, TJ), Ford Rangers, and other off-road vehicles.

2. **Durability & Strength** The 220 is a heavy-duty axle designed for rugged use, capable of handling high torque and rough terrain better than lighter axles. The 1.250" bolt pattern is standard for many off-road applications, ensuring proper wheel attachment.

3. **Aftermarket Support** Due to its popularity, you ll find a wide range of upgrades, including:

- **Differential upgrades** (posi, locking, or open)

- **Suspension modifications** (lift kits, coilovers, sway bars)

- **Brake upgrades** (larger rotors, calipers, or performance pads)

- **Wheel & tire options** (larger tires, offset wheels)

4. **Reliability** When properly maintained, the Dana 220 is known for lasting decades, especially in stock or lightly modified setups. Many off-roaders keep stock 220s for years with minimal issues.

5. **Cost-Effective Upgrade** Compared to full axles (e.g., Dana 60 or 70), the 220 is relatively affordable, making it a budget-friendly choice for serious off-roaders who don t need extreme durability.

6. **Easy to Modify** The 220 is simple to work on, with readily available tools, manuals, and DIY guides. Common mods include:

- **Gear swaps** (for better traction or speed)

- **Seal upgrades** (for longevity)

- **Bearing & yoke replacements**

7. **Stock Performance** In stock form, the 220 handles well in both on-road and light off-road conditions, making it a practical choice for daily drivers who occasionally go off-road.

---

#### **Cons:**

1. **Limited Torque Capacity** While stronger than a Dana 44 or 300, the 220 is not built for extreme torque (e.g., heavy-duty trucks, high-performance setups). It can struggle under heavy loads or with aggressive gearing.

2. **Weakness in Extreme Off-Road** The stock 220 is not designed for extreme rock crawling, deep water, or heavy-duty towing. It may require upgrades (e.g., locking diff, posi, or a stronger housing) for serious off-road use.

3. **Suspension Limitations** Lifting the vehicle too high (e.g., 4 inches) without proper suspension upgrades can lead to binding, wheel hop, or premature wear on the axle housing.

4. **Seal & Bearing Wear** The 220 is prone to seal leaks and bearing failure over time, especially in dusty or wet conditions. Regular maintenance is required to prevent costly repairs.

5. **Gear Ratio Limitations** Stock gear ratios (e.g., 3.73, 4.10) may not suit all driving styles. Lower gears (e.g., 5.38, 6.14) improve off-road traction but can make highway driving sluggish.

6. **Weight** The 220 is heavier than lighter axles (e.g., Dana 300), which can slightly reduce fuel efficiency and handling in on-road conditions.

7. **Limited Customization** While aftermarket parts exist, some high-end upgrades (e.g., custom housings, extreme torque ratings) are not as readily available as for more premium axles (e.g., Dana 60, 70).

---

### **Conclusion & Recommendation**

The **Dana 220TR145-4 (left-hand, 1.250" bolt, 12 threads)** is an excellent choice for:

- **Jeep Wrangler JL/JK/TJ owners** looking for a balance of off-road capability and affordability.

- **Light off-roaders** who need a durable axle for trails, sand, or light rock crawling.

- **Budget-conscious buyers** who want a reliable axle with aftermarket support.

**If you plan to:**

- **Drive mostly on-road with occasional light off-roading**, the stock 220 is a solid, low-maintenance choice.

- **Go hard off-road (rock crawling, deep water, heavy loads)**, consider upgrading to a **Dana 60 or 70** (or a reinforced 220 with posi/locker) for better durability.

- **Run large tires (35" )**, ensure your suspension and axle can handle the weight without binding.

**Final Recommendation:**

- **Buy it if:** You need a proven, affordable axle for light to moderate off-roading and plan to maintain it properly.

- **Avoid it if:** You require extreme torque, heavy-duty towing, or plan to run extreme lifts without suspension upgrades.

- **Upgrade it if:** You want better performance consider a **locking differential, posi, or a stronger housing** for serious off-road use.

For most Jeep Wrangler owners, the Dana 220 is a **great starting point** that can be upgraded as needed. If you re unsure, consult with an off-road mechanic to ensure it fits your specific needs.

Details:

Engineered using the latest technology to ensure product lasts longer in service. Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle. Manufactured following strict OE standards to work like the original component. Designed specifically for trucks, trailers, and buses.

Made of high-quality components for durability, reliability, and performance. Dana 220TR145-4 Left Side, 1.250 12 Unf 2 A Thread: Part Number: Manufacturer: Spicer.

part #: 220tr1454 price

  • $533.90

specifications pitmanidlear:

  • for models: 250
  • for years: 2012
  • brand: Dana Spicer
  • mpn: 220tr145-4
  • type: Steering, Gear And Related Components

seller pitmanidlear:

  • rating: 99.4%
  • city: Los Angeles, California
  • # reviews: 69565

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  • transit: 4-7 Days
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  • type: Fixed
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general pitmanidlear:

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

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  • started: May 1, 2026
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for models: 250, for years: 2012, type: steering, gear and related components,
category: auto parts > car truck parts accessories > steering suspension > pitman idler arms, sku: 15616900623872892,
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