--- product_id: 3275704 title: "Lisle 22100 Flywheel Locking Tool for 6.6 L Duramax" brand: "lisle" price: "€ 90.41" currency: EUR in_stock: true category: "Lisle" url: https://www.desertcart.sk/products/3275704-lisle-22100-flywheel-locking-tool-for-6-6-l-duramax store_origin: SK region: Slovakia --- # Compatible with 36mm 12-point socket Saves time by locking flywheel in place Precision machined for Duramax 6.6L engines Lisle 22100 Flywheel Locking Tool for 6.6 L Duramax **Brand:** lisle **Price:** € 90.41 **Availability:** ✅ In Stock ## Summary > ⚙️ Lock in Precision, Unlock Efficiency! ## Quick Answers - **What is this?** Lisle 22100 Flywheel Locking Tool for 6.6 L Duramax by lisle - **How much does it cost?** € 90.41 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/3275704-lisle-22100-flywheel-locking-tool-for-6-6-l-duramax) ## Best For - lisle enthusiasts ## Why This Product - Trusted lisle brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Time-Saving Design:** Eliminates extra steps during water pump replacement, accelerating your repair workflow. - • **Durable Machined Finish:** Crafted with precision for long-lasting reliability on heavy-duty 6.6L Duramax engines. - • **Effortless Flywheel Locking:** Securely locks flywheel without removing starter, streamlining harmonic balancer removal. - • **Lifetime Warranty Assurance:** Backed by Lisle’s lifetime warranty, ensuring your investment is protected for the long haul. - • **Versatile Socket Compatibility:** Works seamlessly with 36mm 12-point socket and 3/4" square drive for easy bolt removal and re-torque. ## Overview The Lisle 22100 Flywheel Locking Tool is engineered specifically for 6.6L Duramax engines with Allison automatic transmissions. It locks the flywheel in place to simplify harmonic balancer removal, saving valuable time by avoiding starter removal during water pump replacement. Compatible with a 36mm 12-point socket and featuring a durable machined finish, this tool is a must-have for professional-grade engine maintenance, backed by a lifetime warranty. ## Description Locks Flywheel in Place When Removing Harmonic Balancer on 6.6L Duramax Engines with Allison Automatic Transmissions.Saves time by locking the flywheel at the transmission instead of having to remove the starter for water pump replacement. On 2500 and 3500 pickups, remove metal spring-loaded inspection plate on the bottom of the transmission. Tool should slide into opening toward engine with the top of the tool engaging the teeth of the flywheel. On 4500 and 5500 trucks, remove the rubber inspection cap on the bottom of the transmission. Insert the tool at the front of the opening to engage the flywheel and hand tighten bolt to hold tool in place. Use 36mm 12 point socket with 3/4" square drive to remove harmonic balancer bolt and re-torque on installation. 36mm 12 point socket can also be used on axle nuts. ## Features - Locks flywheel in place when removing harmonic balancer on 6.6L Duramax engines with Allison automatic transmissions - Saves time by locking the flywheel at the transmission instead of having to remove the starter for water pump replacement - Use 36mm 12-point socket with 3/4 square drive to remove harmonic balancer bolt and retorque on installation - Package dimension is 4.5 inches width by 5 inches height by 2 inches depth ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B002MCVPOO | | Best Sellers Rank | #92,887 in Automotive ( See Top 100 in Automotive ) #50 in Engine Flywheel Tools | | Brand Name | Lisle | | Color | Factory | | Customer Reviews | 4.8 4.8 out of 5 stars (1,200) | | EU Spare Part Availability Duration | 1 years | | Finish Types | Machined | | Global Trade Identification Number | 00083045221005 | | Head Style | Hex | | Included Components | 36mm 12 pt. Socket, Duramax P/U Flywheel Lock, Duramax 4500/5500 Flywheel Lock, Socket Head Cap Screw | | Item Type Name | Flywheel locking tool | | Item Weight | 1.5 pounds | | Manufacturer | LISLE | | Manufacturer Part Number | 22100 | | Manufacturer Warranty Description | Lifetime | | Material Type | Combination | | Measurement Standard | Metric | | Model Number | 22100 | | Number of Items | 1 | | Operation Mode | ON-OFF | | Package Quantity | 1 | | Part Interchange Info | 22100 | | UPC | 083045221005 | | Unit Count | 1 Count | | Voltage | 1 volts | ## Product Details - **Brand:** Lisle - **Color:** Factory - **Item Package Quantity:** 1 - **Item Weight:** 1.5 pounds - **Material:** Combination ## Images ![Lisle 22100 Flywheel Locking Tool for 6.6 L Duramax - Image 1](https://m.media-amazon.com/images/I/81eji6-rBAL.jpg) ## Frequently Bought Together - Lisle 22100 Flywheel Locking Tool for 6.6L Duramax - ARP 129-2503 Dampener Bolt (GM Durmax) - FEL-PRO ES 71347 Water Pump Mounting Set --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sk/products/3275704-lisle-22100-flywheel-locking-tool-for-6-6-l-duramax](https://www.desertcart.sk/products/3275704-lisle-22100-flywheel-locking-tool-for-6-6-l-duramax) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-09-07*