Spectro Platinum Sportster Heavy Duty Full Syn Trans Oil - HD Sportster 75w140…

Spectro Platinum Sportster heavy-duty full synthetic transmission oil engineered for Harley-Davidson Sportster and Buell 6-speed transmissions where the clutch, primary, and transmission share the same lubricant. Formulated to G4 Technology standards and exceeds Harley-Davidson OEM warranty requirements.

Features

• Full synthetic G4 Technology formulation
• Formulated for Sportster and Buell 6-speed transmissions
• Works where clutch, primary, and transmission share one oil
• API GL-1 rated
• Exceeds Harley-Davidson OEM warranty requirements

Specifications

• Brand: Spectro
• Manufacturer Part #: 310318
• UPC: 831556002077
• Weight: 2.0833 lbs
• Dimensions: 4 in L × 2 in W × 8.75 in H

Fitment

For V-twin motorcycles, specifically Harley-Davidson Sportster and Buell models with 6-speed transmissions.

Frequently Asked Questions

Can I use this in my Harley Touring or Road Glide transmission?

This oil is formulated specifically for Sportster and Buell 6-speed transmissions. Touring and Road Glide models use different gear oils — verify compatibility before use.

Does this oil meet Harley-Davidson factory specifications?

Yes — it exceeds both Harley-Davidson OEM and Spectro warranty requirements.

How much oil does my Sportster transmission need?

Consult your Sportster owner's manual for exact capacity; this product is sold per unit so you may need multiple bottles depending on your model year.

Is this full synthetic?

Yes — it's fully synthetic using G4 Technology for extended oil life and protection.