So far so good, wanted to try this out in the summer heat.
Spectro Platinum Full Synthetic 75W140 Gear Oil - Harley & Indian V-Twin
About Spectro
Spectro parts and accessories are stocked at Vtwinbikers for Harley-Davidson and Indian Motorcycle applications. Every Spectro item we list is new and sourced through authorized distribution. If you are not certain a part matches your year and model, use Shop by Bike or email our team before you order and we will confirm fitment first.
Spectro Platinum HD Gear Oil is a full-synthetic 75W140 lubricant specifically formulated for Harley-Davidson and other V-twin motorcycle transmissions. This premium gear oil reduces friction and wear, delivering smooth, consistent shifting across a wide range of operating temperatures.
Why riders pick this
- Full-synthetic with premium additive package
- Formulated for Harley-Davidson and V-twin transmissions
- Reduces drag friction and component wear
- Extends gear life with superior temperature control
- Delivers smoother, easier, more consistent shifting
Your V-twin's transmission works hard, and the right gear oil makes all the difference in its performance and longevity. Spectro Platinum HD Gear Oil's full-synthetic formulation, combined with a premium additive package, is designed to withstand the extreme pressures and heat within your transmission. This results in less drag, extended gear life, and a noticeably improved shifting experience.
Enhanced Transmission Performance
- Full-synthetic formulation with a premium additive package for maximum protection
- Specifically formulated for Harley-Davidson and V-twin motorcycle transmissions
- Reduces drag friction and minimizes component wear within the gearbox
- Extends gear life through superior temperature control and film strength
- Promotes smoother, easier, and more consistent shifting action
Protect Your Drivetrain Investment
Choosing a high-quality gear oil is a critical step in maintaining your V-twin's drivetrain. Spectro Platinum HD Gear Oil exceeds all manufacturer warranty requirements, offering peace of mind that your transmission is well-protected. For optimal performance and durability, ensure you use the correct type and amount of gear oil recommended for your specific Harley-Davidson or Indian Motorcycle model.
Specifications
- Brand: Spectro
- Manufacturer Part #: 310317
- UPC: 831556000417
- Viscosity: 75W140
- Type: Full Synthetic
- Size: 1 quart
- Weight: 2.0833 lbs
- Dimensions: 4 in L × 2 in W × 8.75 in H
Common questions
Is this gear oil compatible with my Harley-Davidson transmission?
Yes, Spectro Platinum HD is formulated specifically for Harley-Davidson and V-twin transmissions and exceeds all manufacturer warranty requirements.
What viscosity is this gear oil?
This gear oil has a 75W140 viscosity, which is a heavy-duty synthetic designed for V-twin transmissions.
Will this oil improve my shifting experience?
Yes, it is formulated to reduce friction and wear, leading to smoother, easier, and more consistent shifting.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | Spectro |
| TYPE | Chemicals |
| SKU | 582-05021 |
| WEIGHT | 2.08 lb |
Go To Oil for My R1200GS
My preferred oil for my 2012 R1200GS. Good value for a high quality, proven synthetic.