ALH-840 SUNNEN Bushing Expander Mandrel

Review SUNNEN Bushing Expander Mandrel .840 Inch .900

The Sunnen ALH-840 Bushing Expander Mandrel is a versatile and essential tool for automotive repair professionals and DIY enthusiasts. This mandrel is specifically designed to expand Sunnen bushing assemblies for various automotive applications, including steering and suspension systems. With a capacity to expand bushings from 840 to 900 series, this mandrel covers a wide range of automotive makes and models.

The ALH-840 mandrel is manufactured with high-quality materials, ensuring durability and reliability. It features a robust, all-steel construction, which guarantees strength and resistance to wear and tear. The mandrel's sleek, streamlined design allows for easy handling and maneuverability in tight spaces.

To use the ALH-840 mandrel, simply slide it into the bushing assembly and apply hydraulic pressure using a compatible hydraulic press or hammer. The mandrel's unique expansion design allows the bushing to expand to the correct size, ensuring a secure and precise fit. Once the bushing has been expanded, it can be easily reassembled with the vehicle component.

This mandrel is an essential tool for any automotive repair professional or enthusiast who works on steering and suspension systems. Its ability to expand bushings from 840 to 900 series makes it a versatile and indispensable addition to any toolbox. With its robust construction, easy-to-use design, and wide application range, the Sunnen ALH-840 Bushing Expander Mandrel is an invaluable tool for anyone working on automotive repair projects.

Sunnen ALH-840 Bushing Expander Mandrel: A Comprehensive Analysis

The Sunnen ALH-840 Bushing Expander Mandrel is a popular tool used in the automotive industry for expanding engine bushings. In this analysis, we will discuss the key features, advantages, and disadvantages of this mandrel to help you make an informed decision.

1. Designed for use with Sunnen's 840 and 900 series bushing expanders

2. Made of high-strength steel for durability

3. Compatible with various engine types, including both OEM and aftermarket bushings

1. Precision: The Sunnen ALH-840 Bushing Expander Mandrel ensures a precise fit and expansion of bushings, resulting in improved engine performance and reduced vibration.

2. Versatility: It is compatible with various engine types and bushings, making it a valuable addition to any automotive workshop or garage.

3. Durability: The mandrel is made of high-strength steel, ensuring it can withstand the rigors of frequent use.

4. Cost-effective: Compared to other bushing expansion tools, the Sunnen ALH-840 Bushing Expander Mandrel is relatively affordable, making it a cost-effective solution for professionals and DIY enthusiasts alike.

1. Requires additional tools: To use the mandrel, you will need Sunnen's 840 or 900 series bushing expanders, which are sold separately.

2. Manual labor: The process of expanding bushings with the mandrel can be time-consuming and labor-intensive, especially when dealing with hard-to-reach areas.

3. Potential for damage: There is a risk of damaging engine components, such as the crankshaft or connecting rods, if the bushing expansion process is not carried out correctly.

The Sunnen ALH-840 Bushing Expander Mandrel is an essential tool for automotive professionals and DIY enthusiasts who seek to improve the performance of their engines by expanding worn-out bushings. Its precision, versatility, and durability make it a valuable investment for those who frequently work on engines. However, the requirement for additional tools, manual labor, and potential for damage should be considered before making a purchase.

If you are in the automotive industry or an avid DIY enthusiast who frequently works on engines, the Sunnen ALH-840 Bushing Expander Mandrel is a worthwhile investment. Ensure you have the necessary tools, including Sunnen's 840 or 900 series bushing expanders, and take the necessary precautions to minimize the risk of damage during the bushing expansion process.

Details:

Range: .840 - .900. Sunnen ALH-840 bushing expander mandrel, for expanding new bushings in rods manufacturer. Equipped with al54 stone wedge and al-12 bushing expander. Part number: ALH-840.

specifications lightument:

• brand: Sunnen
• mpn: Alh-840
• part type: Bushing
• country of origin: United States

seller lightument:

• # reviews: 4298
• rating: 100.0%
• city: council grove, kansas

offer lightument:

• in stock #: 3
• options: ship-to-home
• best offers: true
• availability: in stock
• started: december 10, 2025
• sold #: 11
• prices: $60.00–$189.00
• item condition: Used

general lightument:

• category: Business & Industrial > Light Equipment Tools

returns lightument:

• method: money back
• policy: returns accepted
• time: 30 days
• paid by: buyer

shipping lightument:

• type: calculated
• carrier: usps
• class: expedited
• service: usps priority mail medium flat rate box, usps priority mail
• transit: 3-9 days

payments lightument:

• wallet: paypal
• other
• credit card: diners-club