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Industrial & Specialty Lubricants | High-Performance Oils & Greases

Lubricants in Bulk for Every Application

Bulk55 stocks a complete range of lubricants to keep fleets, shops, and facilities running smoothly. Choose proven engine oils like Mobil 1 C40 GT 0W-40 Advanced Synthetic and Mobil 1 0W-40 Supercar Full Synthetic for high performance and protection. For sealing and equipment maintenance, rely on Molykote 111 Compound, and keep heavy-duty transmissions steady with Castrol TranSynd 668.

From assembly pastes and chain lubricants to insulating compounds and corrosion protectants, every product comes in bulk packs designed for professional users.

PennGrade 1 Synthetic Blend High Performance Oil SAE 10W40 - 55 Gallon 10W40

Original price $2,439.80 USD - Original price $2,439.80 USD
Original price $2,439.80 USD
$2,439.80 USD
$2,439.80 USD - $2,439.80 USD
Current price $2,439.80 USD

PennGrade 1 ® Multi-Grade High Performance Oils are specially formulated using high quality PennGrade base stocks and select additive technologies...

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Original price $2,439.80 USD - Original price $2,439.80 USD
Original price $2,439.80 USD
$2,439.80 USD
$2,439.80 USD - $2,439.80 USD
Current price $2,439.80 USD
10W40

60WT Race Oil - Choose Size 3 Sizes

Original price $1,277.60 USD - Original price $3,634.51 USD
Original price $1,277.60 USD - Original price $3,634.51 USD
Original price $1,277.60 USD
$1,033.99 USD - $2,917.99 USD
$1,033.99 USD - $2,917.99 USD
Current price $1,033.99 USD

Red Line ® 60WT Racing Oil is popular in Top Alcohol and Pro Mod classes, AHDRA Nitro bikes, and Blown Alcohol Tractor Pulling. Red Line Racing Oi...

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Original price $1,277.60 USD - Original price $3,634.51 USD
Original price $1,277.60 USD - Original price $3,634.51 USD
Original price $1,277.60 USD
$1,033.99 USD - $2,917.99 USD
$1,033.99 USD - $2,917.99 USD
Current price $1,033.99 USD
3 Sizes Save up to 20% Save %

PennGrade 1 Break-In Oil SAE 30 - 55 Gal Drum Break-In Oil

Original price $2,612.50 USD - Original price $2,612.50 USD
Original price $2,612.50 USD
$2,612.50 USD
$2,612.50 USD - $2,612.50 USD
Current price $2,612.50 USD

PennGrade 1 ® Break-In Oil SAE 30 provides wear control for critical engine parts while allowing the engine components to seat, resulting in maxi...

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Original price $2,612.50 USD - Original price $2,612.50 USD
Original price $2,612.50 USD
$2,612.50 USD
$2,612.50 USD - $2,612.50 USD
Current price $2,612.50 USD
Break-In Oil

PennGrade 1 Synthetic Blend High Performance Oil SAE 20W50 - 55 Gallon 20W50

Original price $2,384.80 USD - Original price $2,384.80 USD
Original price $2,384.80 USD
$2,384.80 USD
$2,384.80 USD - $2,384.80 USD
Current price $2,384.80 USD

PennGrade 1 ® Multi-Grade High Performance Oils are specially formulated using high quality PennGrade base stocks and select additive technologies...

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Original price $2,384.80 USD - Original price $2,384.80 USD
Original price $2,384.80 USD
$2,384.80 USD
$2,384.80 USD - $2,384.80 USD
Current price $2,384.80 USD
20W50

PennGrade 1 High Performance Oil SAE 30 - 55 Gal Drum SAE30

Original price $2,354.00 USD
Original price $2,354.00 USD - Original price $2,354.00 USD
Original price $2,354.00 USD
Current price $1,694.87 USD
$1,694.87 USD - $1,694.87 USD
Current price $1,694.87 USD

PennGrade 1 ® Monograde High Performance Oils are specially formulated using high quality, premium base stocks and select additive technologies to...

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Original price $2,354.00 USD
Original price $2,354.00 USD - Original price $2,354.00 USD
Original price $2,354.00 USD
Current price $1,694.87 USD
$1,694.87 USD - $1,694.87 USD
Current price $1,694.87 USD
SAE30 Save 28% Save %

PennGrade 1 High Performance Oil Nitro 70 - 55 Gal Drum Nitro 70

Original price $2,398.00 USD
Original price $2,398.00 USD - Original price $2,398.00 USD
Original price $2,398.00 USD
Current price $2,014.32 USD
$2,014.32 USD - $2,014.32 USD
Current price $2,014.32 USD

PennGrade 1 ® "Nitro" 70 Monograde High Performance Oil is specifically formulated for gas, alcohol, and nitromethane fueled engines that experienc...

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Original price $2,398.00 USD
Original price $2,398.00 USD - Original price $2,398.00 USD
Original price $2,398.00 USD
Current price $2,014.32 USD
$2,014.32 USD - $2,014.32 USD
Current price $2,014.32 USD
Nitro 70 Save 16% Save %

PennGrade 1 High Performance Oil SAE 50 - 55 Gal Drum SAE50

Original price $2,324.30 USD
Original price $2,324.30 USD - Original price $2,324.30 USD
Original price $2,324.30 USD
Current price $1,952.41 USD
$1,952.41 USD - $1,952.41 USD
Current price $1,952.41 USD

PennGrade 1 ® Monograde High Performance Oils are specially formulated using high quality, premium base stocks and select additive technologies to...

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Original price $2,324.30 USD
Original price $2,324.30 USD - Original price $2,324.30 USD
Original price $2,324.30 USD
Current price $1,952.41 USD
$1,952.41 USD - $1,952.41 USD
Current price $1,952.41 USD
SAE50 Save 16% Save %

PennGrade Full Synthetic 5W30 - 6 Gallon Bag-in-a-Box 5W30

Original price $189.00 USD - Original price $189.00 USD
Original price $189.00 USD
$189.00 USD
$189.00 USD - $189.00 USD
Current price $189.00 USD

PennGrade ® Full Synthetic Motor Oil has been formulated with the latest high-tech additive technology and premium quality synthetic base oils. It ...

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Original price $189.00 USD - Original price $189.00 USD
Original price $189.00 USD
$189.00 USD
$189.00 USD - $189.00 USD
Current price $189.00 USD
5W30

PennGrade Full Synthetic 5W20 - 6 Gallon Bag-in-a-Box 5W20

Original price $188.64 USD - Original price $188.64 USD
Original price $188.64 USD
$188.64 USD
$188.64 USD - $188.64 USD
Current price $188.64 USD

PennGrade ® Full Synthetic Motor Oil has been formulated with the latest high-tech additive technology and premium quality synthetic base oils. It ...

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Original price $188.64 USD - Original price $188.64 USD
Original price $188.64 USD
$188.64 USD
$188.64 USD - $188.64 USD
Current price $188.64 USD
5W20

PennGrade Full Synthetic 0W20 - 6 Gallon Bag-in-a-Box 0W20

Original price $188.52 USD
Original price $188.52 USD - Original price $188.52 USD
Original price $188.52 USD
Current price $152.70 USD
$152.70 USD - $152.70 USD
Current price $152.70 USD

PennGrade ® Full Synthetic Motor Oil has been formulated with the latest high-tech additive technology and premium quality synthetic base oils. It ...

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Original price $188.52 USD
Original price $188.52 USD - Original price $188.52 USD
Original price $188.52 USD
Current price $152.70 USD
$152.70 USD - $152.70 USD
Current price $152.70 USD
0W20 Save 19% Save %

PennGrade Synthetic Blend 10W30 - 6 Gallon Bag-in-a-Box 10W30

Original price $147.12 USD - Original price $147.12 USD
Original price $147.12 USD
$147.12 USD
$147.12 USD - $147.12 USD
Current price $147.12 USD

PennGrade ® Synthetic Blend Motor Oils are formulated with premium base oils and the latest high-performance additive technology for gasoline engin...

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Original price $147.12 USD - Original price $147.12 USD
Original price $147.12 USD
$147.12 USD
$147.12 USD - $147.12 USD
Current price $147.12 USD
10W30

PennGrade Synthetic Blend 5W30 - 6 Gallon Bag-in-a-Box 5W30

Original price $147.96 USD - Original price $147.96 USD
Original price $147.96 USD
$147.96 USD
$147.96 USD - $147.96 USD
Current price $147.96 USD

PennGrade ® Synthetic Blend Motor Oils are formulated with premium base oils and the latest high-performance additive technology for gasoline engin...

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Original price $147.96 USD - Original price $147.96 USD
Original price $147.96 USD
$147.96 USD
$147.96 USD - $147.96 USD
Current price $147.96 USD
5W30

PennGrade Synthetic Blend 5W20 - 6 Gallon Bag-in-a-Box 5W20

Original price $147.72 USD - Original price $147.72 USD
Original price $147.72 USD
$147.72 USD
$147.72 USD - $147.72 USD
Current price $147.72 USD

PennGrade ® Synthetic Blend Motor Oils are formulated with premium base oils and the latest high-performance additive technology for gasoline engin...

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Original price $147.72 USD - Original price $147.72 USD
Original price $147.72 USD
$147.72 USD
$147.72 USD - $147.72 USD
Current price $147.72 USD
5W20

PennGrade Select 0W20 - 6 Gallon Bag-in-a-Box 0W20

Original price $205.80 USD - Original price $205.80 USD
Original price $205.80 USD
$205.80 USD
$205.80 USD - $205.80 USD
Current price $205.80 USD

PennGrade ® Select is a premium full synthetic gasoline motor oil formulated to meet or exceed the requirements of today’s toughest standards. Pe...

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Original price $205.80 USD - Original price $205.80 USD
Original price $205.80 USD
$205.80 USD
$205.80 USD - $205.80 USD
Current price $205.80 USD
0W20

PennGrade Select 5W30 - 6 Gallon Bag-in-a-Box 5W30

Original price $199.68 USD - Original price $199.68 USD
Original price $199.68 USD
$199.68 USD
$199.68 USD - $199.68 USD
Current price $199.68 USD

PennGrade ® Select is a premium full synthetic gasoline motor oil formulated to meet or exceed the requirements of today’s toughest standards. Pe...

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Original price $199.68 USD - Original price $199.68 USD
Original price $199.68 USD
$199.68 USD
$199.68 USD - $199.68 USD
Current price $199.68 USD
5W30

PennGrade Euro Elite 5W40 - 6 Gallon Bag-in-a-Box 5W40

Original price $286.56 USD - Original price $286.56 USD
Original price $286.56 USD
$286.56 USD
$286.56 USD - $286.56 USD
Current price $286.56 USD

PennGrade ® Euro Elite Full Synthetic Motor Oil are full synthetic motor oil formulations specifically designed to satisfy domestic / European e...

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Original price $286.56 USD - Original price $286.56 USD
Original price $286.56 USD
$286.56 USD
$286.56 USD - $286.56 USD
Current price $286.56 USD
5W40

PennGrade Euro Elite 5W30 - 6 Gallon Bag-in-a-Box 5W30

Original price $278.04 USD - Original price $278.04 USD
Original price $278.04 USD
$278.04 USD
$278.04 USD - $278.04 USD
Current price $278.04 USD

PennGrade ® Euro Elite Full Synthetic Motor Oil are full synthetic motor oil formulations specifically designed to satisfy domestic / European e...

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Original price $278.04 USD - Original price $278.04 USD
Original price $278.04 USD
$278.04 USD
$278.04 USD - $278.04 USD
Current price $278.04 USD
5W30

PennGrade Euro 5W40 - 6 Gallon Bag-in-a-Box 5W40

Original price $250.44 USD - Original price $250.44 USD
Original price $250.44 USD
$250.44 USD
$250.44 USD - $250.44 USD
Current price $250.44 USD

PennGrade ® EURO Full Synthetic Motor Oil has been formulated with the latest high-tech additive technology and premium quality synthetic base oi...

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Original price $250.44 USD - Original price $250.44 USD
Original price $250.44 USD
$250.44 USD
$250.44 USD - $250.44 USD
Current price $250.44 USD
5W40

Reliant FS 5W40 Heavy Duty - 5 Gallon 5W40

Original price $218.50 USD - Original price $218.50 USD
Original price $218.50 USD
$218.50 USD
$218.50 USD - $218.50 USD
Current price $218.50 USD

Reliant FS engine oils have been specifically formulated to meet today’s heavy-duty diesel OEM (Original Equipment Manufacturer) requirements an...

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Original price $218.50 USD - Original price $218.50 USD
Original price $218.50 USD
$218.50 USD
$218.50 USD - $218.50 USD
Current price $218.50 USD
5W40

Reliant Premium 5W40 - 6 Gallon 5W40

Original price $254.76 USD - Original price $254.76 USD
Original price $254.76 USD
$254.76 USD
$254.76 USD - $254.76 USD
Current price $254.76 USD

Reliant FS engine oils have been specifically formulated to meet today’s heavy-duty diesel OEM (Original Equipment Manufacturer) requirements an...

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Original price $254.76 USD - Original price $254.76 USD
Original price $254.76 USD
$254.76 USD
$254.76 USD - $254.76 USD
Current price $254.76 USD
5W40

Reliant Premium 10W30 - 5 Gallon 10W30

Original price $142.40 USD - Original price $142.40 USD
Original price $142.40 USD
$142.40 USD
$142.40 USD - $142.40 USD
Current price $142.40 USD

D-A Lubricant Company developed Reliantâ„¢ Premium to respond to the new challenges of diesel engine protection. Formulated to exceed the basic ind...

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Original price $142.40 USD - Original price $142.40 USD
Original price $142.40 USD
$142.40 USD
$142.40 USD - $142.40 USD
Current price $142.40 USD
10W30

Reliant Premium 10W30 - 6 Gallon 10W30

Original price $163.44 USD
Original price $163.44 USD - Original price $163.44 USD
Original price $163.44 USD
Current price $130.76 USD
$130.76 USD - $130.76 USD
Current price $130.76 USD

D-A Lubricant Company developed Reliantâ„¢ Premium to respond to the new challenges of diesel engine protection. Formulated to exceed the basic ind...

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Original price $163.44 USD
Original price $163.44 USD - Original price $163.44 USD
Original price $163.44 USD
Current price $130.76 USD
$130.76 USD - $130.76 USD
Current price $130.76 USD
10W30 Save 20% Save %

Premium 10W30 (CK-4) 6 Gallon 10W30

Original price $160.80 USD
Original price $160.80 USD - Original price $160.80 USD
Original price $160.80 USD
Current price $118.99 USD
$118.99 USD - $118.99 USD
Current price $118.99 USD

Reliant™ is a new generation of diesel engine protection. Advances in diesel engine technology have escalated significantly from what existed a ...

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Original price $160.80 USD
Original price $160.80 USD - Original price $160.80 USD
Original price $160.80 USD
Current price $118.99 USD
$118.99 USD - $118.99 USD
Current price $118.99 USD
10W30 Save 26% Save %

Premium 15W40 (CK-4) 5 Gallon 15W40

Original price $142.00 USD
Original price $142.00 USD - Original price $142.00 USD
Original price $142.00 USD
Current price $119.28 USD
$119.28 USD - $119.28 USD
Current price $119.28 USD

Reliant™ is a new generation of diesel engine protection. Advances in diesel engine technology have escalated significantly from what existed a ...

View full details
Original price $142.00 USD
Original price $142.00 USD - Original price $142.00 USD
Original price $142.00 USD
Current price $119.28 USD
$119.28 USD - $119.28 USD
Current price $119.28 USD
15W40 Save 16% Save %
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Best Lubricants by Application and Business Type

Best engine oil for fleets and performance shops

Mobil 1 C40 GT 0W-40 offers wide temperature protection for mixed-duty fleets and dealer prep, while Mobil 1 0W-40 Supercar supports high output engines with strong film strength and clean operation for performance service.

Best EP grease for construction and material handling

Molykote BR2 Plus EP Grease maintains a protective film under shock loads on bearings, bushings, and pivot points, which makes it a reliable choice for loaders, forklifts, and plant equipment.

Best assembly paste for manufacturing and fabrication

Molykote G-N Plus Metal Assembly Paste improves torque consistency and resists fretting on press fits, splines, and threaded joints, which helps reduce rework and eases disassembly on production lines.

Best chain lubricant for transportation and powersports

Chain Lube with Shockproof forms a tacky, water resistant film that reduces fling and corrosion on drive chains, which is ideal for logistics fleets, motorcycles, and off-road vehicles.

Best insulating compound for utilities and instrumentation

Molykote 4 Electrical Insulating Compound provides a moisture barrier and dielectric protection on connectors and gaskets, which supports reliable operation for telecom, utility, and marine applications.

Best corrosion protection for marine, storage, and outdoor assets

Boeshield T-9 leaves a protective film that displaces moisture and helps prevent rust on tools, fixtures, and equipment in damp or salt-air environments.

Best hydraulic fluid for shop service and mobile equipment

PresurFlo ISO 46 Hydraulic Fluid balances cold start flow with film strength under heat and load, which is well suited for lifts, presses, and off-road hydraulics.

FAQ

What is the difference between grease, paste, and assembly lube

Grease suspends oil in a thickener for long stay lubrication on bearings and pivot points. Paste contains solids for boundary protection in high load and low speed conditions. Assembly lube protects fresh builds during initial startup when oil flow has not yet stabilized.

Can one 0W-40 cover both fleet and performance needs

Yes. Premium synthetics such as Mobil 1 0W-40 Supercar handle cold starts and high temperature operation, which makes them practical for dealer prep, mixed fleets, and performance builds where the spec allows.

When should I choose an EP grease over a standard multipurpose grease

Use an EP grease like Molykote BR2 Plus when equipment sees shock loads, contamination, or heavy duty cycles such as loader arms, pivot pins, and industrial bearings.

Where does an assembly paste make the biggest difference

Assembly pastes such as Molykote G-N Plus help on splines, press fits, and fasteners that require controlled torque and predictable disassembly during service.

How do I choose a chain lubricant for mixed weather use

Look for a chain lube that resists water washout and stays tacky, such as Chain Lube with Shockproof, to reduce fling and keep corrosion at bay in wet conditions.

What products help with electrical moisture protection

A silicone dielectric compound such as Molykote 4 creates a water resistant barrier on connectors, terminations, and gaskets without curing hard.

How should bulk lubricants be stored

Keep sealed containers in a cool, dry place away from sunlight. Rotate stock by date code, keep lids clean, and avoid mixing different chemistries in open containers.

Why buy lubricants by the case or pallet

Multipacks reduce cost per unit, standardize chemistries across teams, and ensure availability for service intervals, which cuts downtime and simplifies procurement.