Harley Big Twin Mainshaft Bearing Race Installer Puller 34902-84

Keep your Harley-Davidson transmission running smoothly with this professional-grade Mainshaft Inner Bearing Race Installer & Puller Tool. Engineered as a direct OEM replacement for Tool #34902-84, this heavy-duty set makes removing and installing inner bearing races on 5- and 6-speed Big Twin transmissions fast, safe, and hassle-free — whether you're a seasoned mechanic or a confident DIY enthusiast.

Made in Mainland China.

Key Features

• Wide Compatibility: Fits all 1984–2017 Harley-Davidson Big Twin 5-speed and 6-speed transmissions, including Road King, Road Glide, Electra Glide, Street Glide, Dyna, and Softail models.
• OEM Replacement (34902-84): A precise, reliable alternative to the original Harley-Davidson Tool #34902-84 — same fit, same function, at a fraction of the dealer cost.
• Durable Heavy-Duty Steel Construction: Built from tough steel with a black oxide finish that resists corrosion and wear, delivering long-lasting performance across countless jobs.
• Complete Tool Set: Comes as a full set with all necessary components included — brand new and ready to use right out of the box.
• Easy to Use: Intuitive design with straightforward instructions makes this tool accessible for DIY riders and professional technicians alike. No guesswork, no damage to delicate bearing races.

Specifications

• Type: Bearing Sleeve / Wrench & Removal Tool
• Material: Heavy-duty steel with black oxide finish
• Interchange Part Number: 34902-84
• Main Function: Removes and installs mainshaft inner bearing races on 5 & 6 speed transmissions

Compatible Models (1984–2017)

• Harley-Davidson Big Twin (5 & 6 Speed)
• Harley-Davidson Road King / Road Glide
• Harley-Davidson Electra Glide & Street Glide
• Harley-Davidson Dyna & Softail Models

Package Includes

• 1 × Complete Mainshaft Inner Bearing Race Installer & Puller Tool Set

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For general tool safety guidelines, refer to the OSHA Hand & Power Tools Safety Resource.

Frequently Asked Questions

Q: What Harley-Davidson models is this mainshaft inner bearing race tool compatible with?

A: This tool is compatible with all 1984–2017 Harley-Davidson Big Twin motorcycles equipped with 5-speed or 6-speed transmissions, including Road King, Road Glide, Electra Glide, Street Glide, Dyna, and Softail models.

Q: Does this tool replace the OEM Harley-Davidson tool #34902-84?

A: Yes — this tool is a direct OEM replacement for Harley-Davidson Tool #34902-84. It is designed to the same specifications, providing an identical fit and function for removing and installing mainshaft inner bearing races on Big Twin transmissions.

Q: Is this bearing race installer and puller tool suitable for DIY home mechanics?

A: Absolutely. The tool features a straightforward design and comes as a complete, ready-to-use set. Even DIY enthusiasts with basic mechanical knowledge can confidently install and remove transmission mainshaft inner bearing races without risk of damage.

Q: What finish does this tool have to prevent rust and corrosion?

A: The tool is finished with a black oxide coating, which provides excellent corrosion resistance and ensures long-term durability even in demanding workshop environments.