Our Recommended Top 21 Best Oil For Harley Transmission And Primary Reviews

If you’re new to the world of product selection, it’s important to find the right product for your needs. You don’t want to end up disappointed, do you? This is where choosing the right product becomes really important.

There are many different types of Oil For Harley Transmission And Primary out there, so it can be hard to know which one is right for you. But don’t worry! We’ve got you covered. In this guide, we’ll take you through the best Oil For Harley Transmission And Primary and help you choose the perfect one for you.

Need Quick Selection A Oil For Harley Transmission And Primary ? Just Follow This Table

Table of Contents

21 Best Oil For Harley Transmission And Primary Reviews & Buying Guide

No. 1

Red Line (42904 V-Twin Primary Case Oil - Engine Oil (1 Quart Bottle)

Red Line (42904 V-Twin Primary Case Oil - Engine Oil (1 Quart Bottle)

Editorial Scoring Index

  • Value For Money: 76 /100
  • Tech Support: 86 /100
  • Easy To Use: 70 /100
  • Durability: 80 /100

Highlighted Features:

  • PERFORM & PROTECT - This product is for use in the primary chaincase with wet-diaphragm spring clutches. Perfect for Motorcycles, ATVs, and Powersports
  • FRICTION BALANCED CASE OIL - Most synthetics are too slippery for clutch operation. Our V-Twin Primary Case Oil is a balanced oil limiting slip and performing a smoother operation
  • PRIMARY CASE OIL - For 1984-to-present V-Twin American motorcycle engines, including Evolution, Twin Cam, and aftermarket engines of similar design
  • WHY RED LINE - Established in 1979, Red Line Products perform & protect better than any on the market. No compromises
  • BOOSTS VEHICLE PERFORMANCE - Improves clutch operation while reducing wear and temperature, providing a longer clutch lifespan
No. 2

KIWI MASTER Primary Oil Fill Funnel & Transmission/Crankcase Fill Funnel Compatible for Harley Oil Change Kits Touring Trike Dyna Softail Evolution

KIWI MASTER Primary Oil Fill Funnel & Transmission/Crankcase Fill Funnel Compatible for Harley Oil Change Kits Touring Trike Dyna Softail Evolution

Editorial Scoring Index

  • Value For Money: 83 /100
  • Tech Support: 82 /100
  • Easy To Use: 83 /100
  • Durability: 88 /100

Highlighted Features:

  • ▶ PRIMARY OIL FILL FUNNEL - The funnel simply snaps into the derby cover opening to permit hands-free filling on the specified models.Convenient tab allows you to place the funnel in position with one hand, and the flat cone shape makes it easy to fill a tight area with no mess or spills.Smooth orange plastic surface is easy to clean after use
  • ▶ TRANSMISSION/CRANKCASE FILL FUNNEL - This funnel is shaped to fit into tight spaces, and is designed to reach even the toughest access points.Anti-burp design ensures smooth oil flow, and the smooth orange plastic surface is easy to clean after use
  • ▶ PERFECT FIT HARLEY OIL CHANGE KITS - Fits 1984-2000 Evolution 1340, 1999-2017 Dyna, 2000-2018 Softail (except '18 FLSB), 1999-2021 Touring and Trick models
  • ▶ LIFETIME WARRANTY - We offer a LIMITED LIFETIME warranty on products damaged during delivery or that have a confirmed manufacturer defect, please feel free to contact us if you have any questions. We will provide you with a satisfactory solution.
  • ▶ MUST HAVE FOR YOUR HARLEY - No fuss no mess. This reusable funnel makes it easy to add oil to your primary cavity. Fill your transmission and crankcase without the mess. Package included 1*Primary Oil Fill Funnel and 1*Transmission/Crankcase Fill Funnel
No. 3

MaximaHiflofiltro VTTOCK12 Complete Engine Oil Change Kit for V-Twin Full Synthetic Harley Davidson Twin Cam, 6 Quart

MaximaHiflofiltro VTTOCK12 Complete Engine Oil Change Kit for V-Twin Full Synthetic Harley Davidson Twin Cam, 6 Quart

Editorial Scoring Index

  • Value For Money: 75 /100
  • Tech Support: 89 /100
  • Easy To Use: 76 /100
  • Durability: 88 /100

Highlighted Features:

  • The V-Twin Complete Engine Oil Change Kit includes 4 Quarts of Maxima V-Twin Full Synthetic 20w50 Engine Oil, 1 Quart (32 oz.) Maxima V-Twin Primary Oil, 1 Quart Maxima V-Twin 85w140 Transmission Oil, and a Black HiFloFiltro HF171B Premium Oil Filter
  • Maxima V-Twin Full Synthetic is an ester based full synthetic motorcycle oil engineered to lower operating temperatures, reduce wear, increase film strength and offer extended protection
  • Maxima V-Twin Heavy-Duty Transmission & Gear Oil is a high-quality, mineral based motorcycle gear oil, the Primary Fluid is a high-quality, mineral based motorcycle gear oil formulated for high-performance transmissions and primary chaincases
  • Hiflofiltro Oil Filters are constructed using the worlds highest quality materials available, with test results proving a 28% longer service life than OE and leading competitor brands
  • Fits: Harley Davidson All Twin Cam Motorcycles (Electra Glide/Ultra, Street Glide, Road King, Softail, Dyna) 2000-2015
No. 4

UTSAUTO Oil Drain Plug 20Pcs O-Ring #11105 Replacement for Harley Models Transmission and Primary Drain Plugs

UTSAUTO Oil Drain Plug 20Pcs O-Ring #11105 Replacement for Harley Models Transmission and Primary Drain Plugs

Editorial Scoring Index

  • Value For Money: 88 /100
  • Tech Support: 84 /100
  • Easy To Use: 70 /100
  • Durability: 76 /100

Highlighted Features:

  • O.D.(outside diameter): 15 mm , I.D.(inside diameter): 11 mm , Thickness: 2 mm.Pls check the size first ,if you have question pls contact us ,we will try to help you.
  • Replace the O-ring every time you change the oil to prevent oil leakage due to the aging of the O-ring for a long time and to keep your equipment in the best condition
  • Package include 20pcs 11105 o rings
  • This is the direct replacement for the part# 11105
  • High Quality: Our oil o rings are made with high quality materials, design and produced by the original parts ,can directly fits your cars
No. 5

RPM Compatible with Harley Davidson Oil Change Kit V-Twin Primary/Transmission Oil Filter 20w50 6 Compatible with Qt

RPM Compatible with Harley Davidson Oil Change Kit V-Twin Primary/Transmission Oil Filter 20w50 6 Compatible with Qt

Editorial Scoring Index

  • Value For Money: 92 /100
  • Tech Support: 97 /100
  • Easy To Use: 84 /100
  • Durability: 82 /100

Highlighted Features:

  • Manufacturer Part Number: HF170C & 96905-BT4 & 96920-BT1 & 96900-BT1
  • Compatible with RPM Oil Kit
  • Mpn: HF170C & 96905-BT4 & 96920-BT1 & 96900-BT1
SaleNo. 6

Lubinxun Orange Primary Case Oil Fill Funnel Compatible with Harley Dyna Softail Touring Trike

Lubinxun Orange Primary Case Oil Fill Funnel Compatible with Harley Dyna Softail Touring Trike

Editorial Scoring Index

  • Value For Money: 74 /100
  • Tech Support: 99 /100
  • Easy To Use: 76 /100
  • Durability: 87 /100

Highlighted Features:

  • Primary case oil fill funnel Compatible with Harley Evolution 1340 1999-2000,Dyna 1999-2017,Softail 1999-2017 (except FLSB),Harley Touring and Trike models 1999-2015 (except FLHTCUL,FLHTKL or Touring 2007-2015 or Trike models with Narrow-Profile Outer Primary Cover P/N 25700385 or 25700438)
  • Also make it easy to add oil to your primary cavity
  • This re-usable funnel makes it more convenient to place the funnel in position
  • Lifetime guarantee
  • Smooth surface is easy to clean after use
No. 7

11105 Oil Drain Plug O-Ring Replacement For Harley Davidson Transmission and Primary Drain Plugs

11105 Oil Drain Plug O-Ring Replacement For Harley Davidson Transmission and Primary Drain Plugs

Editorial Scoring Index

  • Value For Money: 87 /100
  • Tech Support: 72 /100
  • Easy To Use: 71 /100
  • Durability: 100 /100

Highlighted Features:

  • include forty O-rings
  • New Replacement Transmission Oil Drain Plug O-Ring
  • Replacement Harley Davidson Oil Leak Plug O-Ring
  • O-rings are replaced with every oil change, preventing oil leaks and keeping your equipment running and in top shape
No. 8

50-Replacement (BLACK) VITON O-rings for H-D #11105 Oil, Transmission, Primary Drain Plugs

50-Replacement (BLACK) VITON O-rings for H-D #11105 Oil, Transmission, Primary Drain Plugs

Editorial Scoring Index

  • Value For Money: 82 /100
  • Tech Support: 93 /100
  • Easy To Use: 77 /100
  • Durability: 70 /100

Highlighted Features:

  • BLACK VITON O'RINGS - Stands up to heat and chemicals better and longer than original O'rings.
  • BUY IN BULK - Saves time and money
  • NO REASON not to change at every oil change at these prices
  • REPLACES original O'ring part #11105
  • REPLACEMENT O'RINGS - for Harley Oil, Transmission and Primary “Drain Plugs”
SaleNo. 9

Red Line RED42804 V-Twin Transmission Oil, 1 Quart, 1 Pack

Red Line RED42804 V-Twin Transmission Oil, 1 Quart, 1 Pack

Editorial Scoring Index

  • Value For Money: 83 /100
  • Tech Support: 97 /100
  • Easy To Use: 70 /100
  • Durability: 79 /100

Highlighted Features:

  • Fit Type: Vehicle Specific
  • IMPROVES PERFORMANCE - Transmission fluid that dramatically reduces temperature, providing thicker oil films between gear teeth and resists throw-off
  • CUTTING EDGE TECHNOLOGY - Shockproof technology designed to make a big impact against big impacts
  • WHY RED LINE - Established in 1979, Red Line Products perform & protect better than any on the market. No compromises
  • QUIET SMOOTH SHIFTING - V-Twin Transmission oil dampens transmission noise, reducing the notorious shifting clunk found in these gearboxes
SaleNo. 10

Oil Funnel,Motorcycle Primary Case Oil Funnel, & Crankcase Fill Funnel +Drip Free Oil Filter Funnel O-Ring #11105 Primary Drain Plugs fit for Harley Sporster Dyna

Oil Funnel,Motorcycle Primary Case Oil Funnel, & Crankcase Fill Funnel +Drip Free Oil Filter Funnel O-Ring #11105 Primary Drain Plugs fit for Harley Sporster Dyna

Editorial Scoring Index

  • Value For Money: 79 /100
  • Tech Support: 92 /100
  • Easy To Use: 81 /100
  • Durability: 89 /100

Highlighted Features:

  • Material -- The sturdy, corrosion-resistant funnel kit is made of high-quality ABS plastic , This reusable funnel makes it easy to add oil to your primary cavity.
  • Primary Case Oil Funnel--avoid spilling oil on your engine when removing the oil filter; the oil catcher funnel slides under the filter and provides access to rotate the filter from its bracket.Fits for '99-'00 Evolution 1340 , '99-'17 Dyna , '99-17 Softail (except FLSB) , '99-'15 Touring and Trike models (except FLHTCUL, FLHTKL or '07-'15 Touring or Trike models with Narrow-Profile Outer Primary Cover P/N 25700385 or 25700438).
  • Crankcase Fill Funnel--This is a Multi Purpost Auto Transmission Filler Oil Funnel, Fit For most of motorcycle and Car such .
  • Customer Service-- We offer a perfect solution for dissatisfied customers within 24 hours. If you have any doubts, please contact us.
  • Drip Free Oil Filter Funnel--Universal Fit for Harley Sportster XL 2004-later,XR 2008-2013,Dyna 1999-2017,Touring 1999-2016,Trike 2009-2016 . Suitable for most new Harley-Davidson models (except v-bars).
No. 11

Lucas Oil 10790 Chain Case Oil 1 Quart

Lucas Oil 10790 Chain Case Oil 1 Quart

Editorial Scoring Index

  • Value For Money: 85 /100
  • Tech Support: 82 /100
  • Easy To Use: 79 /100
  • Durability: 72 /100

Highlighted Features:

  • Package Dimensions: 24.13 H x 5.08 L x 12.7 W (centimetres)
  • Fit type: Vehicle Specific
  • Package Weight: 0.907 kilograms
  • Country of Origin : United States
No. 12

50 Pack - #11105 O-Ring Replacement for Harley Davidson Oil Drain Plug Oring (Orange Color)

50 Pack - #11105 O-Ring Replacement for Harley Davidson Oil Drain Plug Oring (Orange Color)

Editorial Scoring Index

  • Value For Money: 92 /100
  • Tech Support: 77 /100
  • Easy To Use: 94 /100
  • Durability: 100 /100

Highlighted Features:

  • Top quality OEM material replacement part molded in the signature orange color you know
  • Orange color molded throughout o-ring, not just a surface coating
  • 50 Pack of Orange Harley Davidson 11105 O-Rings
  • Replace during each oil change to prevent leaks
  • Replaces your existing oil drain plug o-ring
No. 13

Lucas Oil Synthetic SAE 75W-140 V-T, 1 quart, 10791

Lucas Oil Synthetic SAE 75W-140 V-T, 1 quart, 10791

Editorial Scoring Index

  • Value For Money: 85 /100
  • Tech Support: 80 /100
  • Easy To Use: 88 /100
  • Durability: 82 /100

Highlighted Features:

  • Package Dimensions: 22.86 H x 6.096 L x 10.921 W (centimetres)
  • Package Weight: 0.748 kilograms
  • Cools and quiets
  • Country of Origin : United States
No. 14

Bel-Ray Big Twin Transmission Oil Liter 96900-BT1QB

Bel-Ray Big Twin Transmission Oil Liter 96900-BT1QB

Editorial Scoring Index

  • Value For Money: 100 /100
  • Tech Support: 82 /100
  • Easy To Use: 78 /100
  • Durability: 87 /100

Highlighted Features:

  • Superior lubricity minimizes sliding friction for maximum power.
  • Special lubricity additives provide for exceptionally smooth and quiet shifting
  • Use in combination with Bel-Ray V-Twin Synthetic Motor Oil for maximum performance
SaleNo. 15

HDBUBALUS Crankcase Fill Funnel Primary Case Oil Fill Drip Free Oil Filter Funnel Set with Oil Filter Wrench and Primary Drain Plugs Compatible with Harley Orange

HDBUBALUS Crankcase Fill Funnel Primary Case Oil Fill Drip Free Oil Filter Funnel Set with Oil Filter Wrench and Primary Drain Plugs Compatible with Harley Orange

Editorial Scoring Index

  • Value For Money: 84 /100
  • Tech Support: 88 /100
  • Easy To Use: 79 /100
  • Durability: 99 /100

Highlighted Features:

  • Multi-Function Oil Funnel Kit Helps to Remove or Refill Oil with Minimal Mess,Effectively with Vehicle Oil Changes and Transfer Liquids, Fluids or Powders
  • Oil Filter Wrench is Made of Steel,Compatible with 1984-2019 Harley Original spin-on oil filters (except '15-later XG)
  • Primary Oil Fill Funnel Compatible with Harley Evolution 1340 1999-2000,Dyna 1999-2017,Softail 1999-2017 (except FLSB),Harley Touring and Trike models 1999-2015 (except FLHTCUL,FLHTKL or Touring 2007-2015 or Trike models with Narrow-Profile Outer Primary Cover P/N 25700385 or 25700438)
  • Package Included: 1 Pcs Crankcase Fill Funnel, 1 Pcs Primary Oil Fill Funnel,1 Pcs Drip Free Oil Filter Funnel,1 Pcs Oil Filter Cap Wrench,10 Pack Drain Plug O-Rings
  • Primary Drain Plugs can Directly Replace original O ring part #11105
SaleNo. 16

Maxima Racing Oils 40-04901 V-Twin Mineral Primary Oil - 32 fl. oz.

Maxima Racing Oils 40-04901 V-Twin Mineral Primary Oil - 32 fl. oz.

Editorial Scoring Index

  • Value For Money: 90 /100
  • Tech Support: 81 /100
  • Easy To Use: 74 /100
  • Durability: 99 /100

Highlighted Features:

  • Designed for use in all 1984 and newer H-D models with wet diaphragm spring clutches
  • Robust formula resists mechanical shearing and heat breakdown of the oil
  • Extreme pressure additives and surface active chemistry protect against shock loads and allow smooth shifting under peak loads and RPMs
  • Ultra-clean detergents protect gears from wear, deposits and allow for trouble-free operation
  • Maxima V-Twin Primary Fluid is a high-quality, mineral based motorcycle gear oil formulated for high-performance transmissions and primary chain cases
No. 17

Maxima Racing Oils 40-03901 V-Twin Sporster Gear/Chain Oil - 32 fl. oz.

Maxima Racing Oils 40-03901 V-Twin Sporster Gear/Chain Oil - 32 fl. oz.

Editorial Scoring Index

  • Value For Money: 92 /100
  • Tech Support: 84 /100
  • Easy To Use: 90 /100
  • Durability: 83 /100

Highlighted Features:

  • Robust formula resists mechanical shearing and heat breakdown of the oil
  • Extreme pressure additives and surface active chemistry protect against shock loads and allow smooth shifting under peak loads and RPMs
  • Recommended for use in 1971 and newer XR and XL H-D motorcycles where transmission and primary chain case share a common lubricant
  • Ultra-clean detergents protect gears from wear, deposits and allow for trouble-free operation
  • Maxima Sportster Gear & Chain case Oil is a high-quality, mineral based motorcycle gear oil formulated for high-performance transmissions and primary chain cases
No. 18

A & UTV PRO Primary Oil Fill Funnel for Oil Change,Motorcycle Oil Funnel, Transmission Crankcase Oil Change Funnel Pan Kit, Long Mouth Tool Set for Harley Motorcycle - Orange 2pcs

A & UTV PRO Primary Oil Fill Funnel for Oil Change,Motorcycle Oil Funnel, Transmission Crankcase Oil Change Funnel Pan Kit, Long Mouth Tool Set for Harley Motorcycle - Orange 2pcs

Editorial Scoring Index

  • Value For Money: 78 /100
  • Tech Support: 100 /100
  • Easy To Use: 99 /100
  • Durability: 97 /100

Highlighted Features:

  • Anti-burp design ensures smooth oil flow, and the smooth orange plastic surface is easy to clean after use
  • Transmission/Crankcase Fill Funnel: Fill your transmission and crankcase without the mess. This funnel is shaped to fit into tight spaces, and is designed to reach even the toughest access points. Fits 1984-2000 Evolution 1340, 1999-2017 Dyna, 2000-2018 Softail (except '18 FLSB), 1999-2021 Touring and Trick models
  • Primary Oil Fill Funnel:This reusable funnel makes it easy to add oil to your primary cavity. The funnel simply snaps into the derby cover opening to permit hands-free filling on the specified models.
  • Made of heavy-duty, durable, highest quality ABS plastic, sturdy & corrosion resistant funnel kit to effectively change and transfer liquids, fluids, or powder
  • Convenient tab allows you to place the funnel in position with one hand, and the flat cone shape makes it easy to fill a tight area with no mess or spills.
No. 19

Maxima Racing Oils 90-119016C Chrome Maxima 90-119016C Twin Cam Synthetic 20W-50 Chrome Filter Complete Oil Change Kit, 6 quart, 1 Pack

Maxima Racing Oils 90-119016C Chrome Maxima 90-119016C Twin Cam Synthetic 20W-50 Chrome Filter Complete Oil Change Kit, 6 quart, 1 Pack

Editorial Scoring Index

  • Value For Money: 96 /100
  • Tech Support: 82 /100
  • Easy To Use: 86 /100
  • Durability: 70 /100

Highlighted Features:

  • Contains 4 quarts of Maxima V-Twin 100% Synthetic 20W-50 Engine Oil, 1 quart of V-Twin Mineral Transmission 80W-90 Oil, & 1 Chrome 171C Oil Filter
  • Maxima V-Twin 100% Synthetic Engine Oil is an ester based motorcycle oil engineered and approved to be used as a multi-compartment oil for H-D V-Twin engines
  • Fits All 1999-present Harley Davidson Twin Cam engines; Meets or exceeds all manufacturers' specifications and will not void your new vehicle warranty
  • Maxima V-Twin Transmission 80W-90 Oil is a high-quality, mineral based motorcycle gear oil. Recommended for use in 4-, 5- and 6-speed high performance gear boxes
  • Maxima V-Twin Primary Oil is a high-quality, mineral based motorcycle gear oil formulated for high-performance transmissions and primary chain cases
No. 20

Bel-Ray VTwin Primary Chaincase Lubricant - 1L. 96920-BT1

Bel-Ray VTwin Primary Chaincase Lubricant - 1L. 96920-BT1

Editorial Scoring Index

  • Value For Money: 81 /100
  • Tech Support: 72 /100
  • Easy To Use: 79 /100
  • Durability: 74 /100

Highlighted Features:

  • Bel Ray Lubricants Shop Oil 96920-BT1.
  • Powersport > CHEMICAL > Engine Oil > Shop Oil
  • Application: 1/LTR BOTTLE

Thing to Consider Before Buying Oil For Harley Transmission And Primary

First of all, we have collected huge information from Amazon. Amazon is the most-trusted source for this.

Although, AI is helping us save time, still we are human being working behind the scene to ensure the satisfaction for our readers.

Product details are being displayed using an API for your better clarification

The products aren’t picked randomly. We research products and make the best product list following a few criteria. So, you can purchase it with trust.

Product selecting criteria discourse in the below:

Brand value:

A popular brand provides the best quality product. Here are all products from reputed brands.

Feature and specification:

Feature and specification are most important for all products after brand. We know one thing; everyone wants in products update feature and best specification. We try to list higher Features and specification products to make you happy.

Customer Ratings:

Customer rating is the third important things that we take into consideration while choosing the right Brake pads for slotted rotors.

Customer Reviews:

Ratings can be manipulated and we don’t think this could be the only thing considered. To avoid mistakes, we consider going through real users reviews to select the best Brake pads for slotted rotors.

Value for money:

An expensive product may not be always good. Rather, it could be like wasting your money. We always keep this in mind and avoid over-priced Brake pads for slotted rotors products on the list. These are the criterion we are following before making the Brake pads for slotted rotors list. One more important thing, we are updating our website from time to time to provide you with the best product in the market.

Final Words

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Our efforts on helping you choose the best commercial Oil For Harley Transmission And Primary. We hope that our reviews and all the other information in this article helped you.

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