Harddrive Transmission Oil - 80w140 1 QT (12/Case Sold Ea)

Harddrive 80w140 transmission oil is a synthetic-blend fluid engineered for 4, 5, and 6-speed Harley-Davidson and Indian Motorcycle transmissions. Formulated with an extreme pressure additive package to ensure smooth shifting and superior wear protection under load.

Features

• Developed for 4, 5, and 6-speed V-twin transmissions
• Ultra-high film strength for excellent wear protection
• Extreme pressure additive package for smooth shifting across all RPM ranges
• Meets or exceeds API GL-5 specifications
• 1 quart size (sold individually; 12 per case)

Specifications

• Brand: Harddrive
• Manufacturer Part #: 198295
• UPC: 191361239267
• Viscosity: 80w140
• Size: 1 quart
• Weight: 1.97 lbs
• Dimensions: 9 in L × 3 in W × 2 in H

Fitment

Fits V-twin motorcycles with 4, 5, or 6-speed transmissions, including Harley-Davidson and Indian Motorcycle models.

Frequently Asked Questions

What transmission types does this oil work with?

Designed for 4, 5, and 6-speed V-twin transmissions found in Harley-Davidson and Indian Motorcycle models.

Does this meet OEM specifications?

Yes — formulated to meet or exceed API GL-5 classifications required by most V-twin manufacturers.

How often should I change it?

Follow your motorcycle's service manual for drain intervals, typically every 5,000–8,000 miles depending on riding conditions.

Is this synthetic or mineral-based?

This is a synthetic-blend formulation that balances performance with cost-effectiveness for V-twin transmissions.