Harddrive Oil Filler Cap - Tank Rubber Filler Plug Chrome Short Dipstick 2.5" — Harley-Davidson (1979-2003)

Harddrive oil filler cap with integrated short dipstick (2.5 in.) for V-twin motorcycles, finished in chrome. Direct replacement for factory oil caps on Harley-Davidson and Indian bikes that keeps your engine bay looking sharp.

Features

• Chrome finish
• 2.5 in. short dipstick
• Direct V-twin replacement
• Oil temperature range 50–350°F

Specifications

• Brand: Harddrive
• Manufacturer Part #: 03-0045
• UPC: 191361128738
• Weight: 0.4148 lbs
• Country of Origin: China (Taiwan)

Fitment

Fits V-twin motorcycles with standard oil filler openings, including Harley-Davidson and Indian Motorcycle models.

Frequently Asked Questions

Will this fit my Harley or Indian?

Yes — this cap fits any V-twin motorcycle with a standard filler neck. Verify your current cap opening size before ordering.

What's the temperature range on this dipstick?

The integrated dipstick reads oil temperature from 50°F to 350°F.

Is the dipstick filled with liquid?

No — this is a mechanical (non-liquid-filled) dipstick design.

How do I check my oil with this cap?

Unscrew the cap, pull out the dipstick to check the level, wipe it clean, reinsert fully, then unscrew again to read the level and temperature.