MAXPEEDINGRODS 1DHGN6 Engine Crankshaft Rods Bearings Set N55 6X 3.0L

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: 1DHGN6 ), ( Part Type: Bearing Engine Crankshaft Rod ), ( Application: For Bmw N55 3.0l Engine ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Connecting Rods Part Number: 11247624615, 11247586492 ), ( Country Of Origin: China ), ( Crankshaft Part Number: 11217580483, 11212163665, 2163665, 7580483 ), ( Important Notice: Package Included, Professional Installation Required ), ( Items Included: Bearing, Washers ), ( Main Rod Bearing Set Part Number: 11217627037, 11217581009, 11217627031, 11217627027, 11217627033 ), ( Manufacturer Warranty: 2 Years ), ( Material: Cast Iron, Steel ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part. )

Review MAXPEEDINGRODS N55 Engine Crankshaft And 6x Rods Bearings Set Bmw 3.0l fits X1 X3 135I 335I

The **Maxpeeding Rods 1DHGN6 N55 Engine Crankshaft 6x Rods and Bearings Set** is a high-performance, precision-engineered upgrade designed exclusively for BMW s N55 inline-six engine, found in the **X1 (E84), X3 (E83), and 335i (F30/F31) models**, as well as the **3.0L variants of the 135i and 335i**. This meticulously crafted aftermarket kit replaces the stock rod and main bearing assemblies with a **6x rod configuration**, significantly enhancing the engine s durability, power output, and reliability under extreme stress. Crafted from **forged 4340 steel**, these rods are heat-treated to an optimal hardness, ensuring superior strength and resistance to fatigue critical for high-RPM applications, aggressive driving, and forced induction setups. The **precision-machined big ends** feature a **full-floating design**, reducing friction and wear while maintaining perfect alignment with the crankshaft journals, which are also upgraded with **high-quality, oil-impregnated bronze bearings** for improved lubrication and load-bearing capacity. This combination eliminates the common weaknesses of the stock N55 rods, which are prone to bending or failure under sustained high loads, making this kit an ideal choice for enthusiasts pushing their engines beyond factory limits. Whether preparing for track use, daily driving with a turbocharged or supercharged setup, or simply seeking long-term reliability, the Maxpeeding Rods set delivers a substantial upgrade in structural integrity and performance, all while maintaining compatibility with the N55 s stock crankshaft and other supporting components. Built to exacting standards, this kit is a testament to Maxpeeding s commitment to engineering solutions that push the boundaries of BMW s naturally aspirated and turbocharged inline-six engines.

### **Pros and Cons of buying a Maxpeedingrods 1DHGN6 N55 Engine Crankshaft 6x Rod Bearing Set for BMW X1/X3 (335i, 3.0L, N55)**

1. **Improved Durability and Longevity** The upgraded rod bearings are designed to handle increased stress, reducing the risk of premature wear or failure, especially under aggressive driving conditions or high-performance modifications.

2. **Enhanced Engine Performance** These bearings are optimized for better oil flow and reduced friction, which can contribute to smoother operation and potentially improved horsepower and torque, particularly when paired with other performance upgrades.

3. **High-Quality Materials** Maxpeedingrods uses precision-engineered materials, including high-load-capacity alloys, which are superior to OEM components in terms of heat resistance and durability.

4. **Compatibility with N55 Engines** Specifically designed for the BMW N55 (3.0L inline-6), ensuring a proper fit without interference issues.

5. **Easy Installation** Comes as a complete set with all necessary components, simplifying the replacement process compared to sourcing individual bearings.

6. **Cost-Effective Upgrade** While not a cheap part, it is significantly more affordable than a full engine rebuild, making it a practical choice for those looking to extend engine life without a full overhaul.

7. **Warranty and Support** Maxpeedingrods offers warranties and customer support, providing peace of mind in case of manufacturing defects or installation issues.

1. **Higher Upfront Cost** Compared to OEM or aftermarket alternatives, this bearing set is more expensive, which may be a barrier for budget-conscious buyers.

2. **Requires Professional Installation** While not overly complex, replacing rod bearings demands mechanical skill and proper tooling. DIY installation carries a risk of improper seating or oil leakage, potentially voiding warranties.

3. **Not a Standalone Performance Boost** These bearings alone will not significantly increase power unless the engine is already optimized (e.g., with a tune, upgraded intake/exhaust, or turbo upgrades). They are best paired with other performance modifications.

4. **Potential for Overkill on Stock Engines** If the engine is not heavily modified or driven aggressively, the benefits may be marginal, making the upgrade unnecessary for mild applications.

5. **Oil Consumption Consideration** Some aftermarket rod bearings can lead to slightly higher oil consumption, though Maxpeedingrods design minimizes this risk.

6. **Limited Availability of Parts** If issues arise post-installation, sourcing replacement bearings or finding a specialist familiar with Maxpeedingrods parts may be challenging in some regions.

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### **Conclusion and Recommendation**

- **Modifying their engine** (e.g., forced induction, high-RPM tuning, or aggressive driving habits) and want to reinforce critical components.

- **Experiencing rod bearing wear** (e.g., knocking noises, oil leaks, or compression loss) and need a reliable replacement.

- **Seeking long-term durability** beyond stock OEM parts, especially in high-stress applications.

**However**, it is not a necessary upgrade for stock or lightly used engines. The cost and installation requirements make it more suitable for performance-oriented builds rather than routine maintenance.

- **Buy if:** You are modifying your N55 engine (turbo, tune, or aggressive driving) and want to prevent catastrophic failure. Pair it with a **high-quality oil filter, oil cooler, and proper oil (e.g., 5W-40 full synthetic)** to maximize longevity.

- **Skip if:** Your engine is stock or used for mild daily driving. In such cases, OEM or budget aftermarket bearings may suffice.

- **Installation Tip:** Have a **BMW N55 specialist** perform the job to ensure proper bearing alignment, oil clearance, and sealing. Avoid mixing old and new bearings, as this can lead to uneven wear.

For most performance builds, this is a **worthwhile investment** to extend engine life and improve reliability under stress. However, weigh the cost against your specific driving needs and modification plans.

Details:

Crankshafts are coated with hard oil film for Anti-Rust Coating. For BMW E71 X6 xDrive35i N55 3.0L. It is usually behind the cars windshield or on nameplate. For BMW E70 X5 N55 3.0L.

Main Rod Bearing Set OE#. For BMW E70 X5 xDrive35i N55 3.0L. Replacement OE#.

Connecting Rods OE#. Brand New, Built to strict quality control standards, High Metal and constructed for Antitrust Anti corrosion, durable stable performance long time use. To clean hard oil film from a crankshaft, use strong solvents like brake cleaner or decrease with brushes to scrub surfaces and flush passages, then follow up hot water detergent for stubborn spots, always finish by blowing everything dry compressed air remove all moisture residue, paying special attention internal galleys removing plugs if possible. For BMW N55 3.0L Engine.

OE/Part number. Crankshaft OE#.

specifications cranshafengin:

• for models: X1, X3, 135i, 335i
• for makes: Bmw
• brand: Maxpeedingrods
• mpn: 1dhgn6
• part type: Bearing Engine Crankshaft Rod
• application: For Bmw N55 3.0l Engine
• california prop 65 warning: California Prop 65 Warning
• connecting rods part number: 11247624615, 11247586492
• country of origin: China
• crankshaft part number: 11217580483, 11212163665, 2163665, 7580483
• important notice: Package Included, Professional Installation Required
• items included: Bearing, Washers
• main rod bearing set part number: 11217627037, 11217581009, 11217627031, 11217627027, 11217627033
• manufacturer warranty: 2 Years
• material: Cast Iron, Steel
• note: No Instruction Included
• notice: This Is Aftermarket Replcement Part.

payments cranshafengin:

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

returns cranshafengin:

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

seller cranshafengin:

• city: Houston, Texas
• rating: 99.7%
• # reviews: 2999

offer cranshafengin:

• options: Ship-to-home
• best offers: True
• quantity: 10
• availability: In Stock
• sold: 0
• started: June 2, 2026

general cranshafengin:

• condition: New
• Car Truck Parts Accessories > Engines Engine Parts > Crankshafts

shipping cranshafengin:

• cost: $0.00
• service: Standard
• transit: 4-8 Days
• class: Standard
• type: Fixed

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