Red Line MTL 75W80 GL-4 - Quart - 50204
This wheel on real customer builds
See this part on video
Made by our team · tap a video to play it
📧 Get Fitment Help
Verify parts fit & get product recommendations
- UPC:
- 083522502245
- Availability:
- Regularly stocked product
Universal fit — no vehicle restriction.
- Part number
- RED50204
- Manufacturer part number
- 50204
- UPC
- 083522502245
- Brand
- Red Line
- Part type
- Gear Oils
- Box size:
- 12.50 × 9.50 × 16.50 (in)
Complete the job
Read before you buy
- Popular for BMW, Honda/Acura, Ford Focus, late-model Mini Cooper, Land Rover/Range Rover LT77S, Mitsubishi, Dodge & Jeep NV1500, NV3500, NV3550 and NV5600 truck transmissions
- Recommended for GL-1, GL-3 and GL-4 applications as well as where most special synchromesh fluids are specified
- Satisfies the gear oil viscosity requirements of 75W, 80W and motor oil viscosities of SAE 30, 10W30 and 5W30
- Popular replacement for and improvement over GM Synchromesh®, Auto-Trak II®, and Chrysler spec MS-9224
- Safe for brass synchros, as it lacks the reactive sulfurs found in most GL-5 oils that cause damage
- Offers quicker shifts, a perfect synchronizer coefficient of friction
- High performance gear protection and longer synchro life
- Eliminates notchy shifting, even when cold
Red Line MTL 75W80 GL-4 is a gear oil sold in a one-quart size, part number 50204. It is listed as universal, so there is no single vehicle fit list.
- Popular for BMW, Honda/Acura, Ford Focus, late-model Mini Cooper, Land Rover/Range Rover LT77S, Mitsubishi, and Dodge and Jeep NV1500, NV3500, NV3550 and NV5600 truck transmissions
- Recommended for GL-1, GL-3 and GL-4 applications and where most special synchromesh fluids are specified
- Safe for brass synchros, as it lacks the reactive sulfurs found in most GL-5 oils
- Offers quicker shifts, with higher gear protection and longer synchro life
It is meant to cut notchy shifting, even when cold. Check your transmission's fluid requirement before ordering.
- Clearance Item:
- N
- LTL:
- N
- MPN:
- 50204
- Proposition 65:
- N
- Special Order:
- N
PRODUCT REVIEWS (0)
Overall Rankings
Have you tried this product?
WRITE A REVIEWNo reviews for this product yet. Be the first to write a review!
Write a Review
Red Line
Red Line MTL 75W80 GL-4 - Quart - 50204
Red Line MTL 75W80 GL-4 - Quart - 50204 FAQ
This is a universal part: it is not tied to one vehicle. Check the Part details and the maker's guide for the sizes it is made for.
What's in the box above lists what the maker includes when we have it, and the maker's guide names any tools or extra parts.
Many parts are bolt-on jobs with hand tools; the maker's guide on this page shows the steps and the torque figures. If it is beyond your tools, a shop can fit it.
Check the vehicle list above against your exact year and trim before ordering. If something is off, call or text us at 813-535-5801 and we will sort it out.
Yes — monthly options show right under the Add to Cart button. Affirm, Klarna, PayPal Pay Later and Snap Finance are offered at checkout, and checking what you qualify for does not affect your credit score.
Yes. It lacks the reactive sulfurs found in most GL-5 oils, so it's safe for brass synchros.
It offers quicker shifts and a perfect synchronizer coefficient of friction. It also eliminates notchy shifting, even when cold.
It's a popular replacement for, and improvement over, GM Synchromesh, Auto-Trak II and Chrysler spec MS-9224.
Install and care: fluids
- Before you start, read the maker's guide on this page end to end and lay out every part against the What's in the box list.
- Do torque every fastener to the maker's figure with a torque wrench, and re-check it after the first drive.
- Don't force a part that does not line up: check the vehicle list on this page against your exact year and trim first.
Price Match Guarantee
Free Shipping
IN STOCK (174 units)