OEM Replacement Parts

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Engineering Experts

Optimum Crush isn’t just a name – it’s how we do business.

Simply put, we maximize production up-time and lower operating costs at mines and quarries all over the world. We do this by creating custom-engineered mining and quarry supplies such as mantles, bowl liners and other custom parts as rock crusher solutions to reduce wear and optimize your machines. In addition to our best in-class parts and services, we also have seasoned engineers that not only work directly with you on-site, but also offer training and 24/7 technical support to ensure you are always up and running.

Optimum Crush Parts
Optimum Crush Parts
Optimum Crush Parts


unique services

Our specializations

Consulting Services

Our expert engineers and project management pro’s will visit you on site to asses you machines and create detailed recommendations to make your mine or quarry more efficient.

Consumable wear parts

Commonly needed parts that are worn down over time. We have most parts in stock and ready to ship same day.

Critical Spares

Expertly re-engineered OEM parts needed to run your machine. Includes parts for the Main shafts, Main frames and all other crusher components.


Bring your machine in to get rebuilt in your off-season

Common Parts

We supply engineered products that were manufactured to Optimum Crush standards that can replace OEM parts from FLSmidth® and Telsmith® crushers.


FLS Raptor® 2000®

Our Cone Crusher Mantles have been proven to perform better in the field, more so than the originals.

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Clearing Cylinder

FLS Raptor® XL1100®

Patented design that improves the reliability to ensure that the cylinders will work when you need them to.

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Main Shaft

FLS Raptor® XL900®

We have developed a proprietary process to replace Main Shafts which we are keeping in stock for immediate emergency response time.

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Lower U-Seal

FLS Raptor® XL900®

For customers that are tired of replacing these seals at the bottom of the crusher because they fight contaminated oil, we have significantly increased the durability with an upgrade in material.

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Lower Head Bushing

FLS Raptor® XL1100®

Are your bushings dropping, rotating, or shearing bolts? The OC Inter-lock bushing is the most robust in the industry.

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FLS Raptor® XL900®

It’s the heart of the crusher and when yours stops beating we have them in stock to provide immediate response to revive your crusher.

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Telsmith 44SBS, Telsmith 52SBS, Telsmith 57SBS

Other parts include: Anti-seize, Concave rings, O-ring, Mantle, And many more…

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Common Questions

Our expert team of crusher veterans and engineers can help you with any of your crusher related questions. Our knowledge and experience spans over 30 years in countries all over the world. 

Are Optimum Crush products interchangeable with OEM products.

Yes, Optimum Crush products are almost always interchangeable and if they are not or if they affect the fit of other parts around them then we inform our customers about that.

Do you supply parts for Gyratory Crushers?

No, we only supply parts for Cone Crushers.

Is there a Warranty with parts from Optimum Crush?

Yes, our parts come with a full 1 year warranty unless otherwise noted on a quotation.

Are parts from Optimum Crush better than parts from the OEM?

We have used customer feedback about the OEM parts to influence the design of the Optimum Crush parts and when opportunities exist to make parts better in life, fit, reliability, or time we strive to design those improvements into our products.

Are the parts you sell in stock?

Many parts are in stock from bushings to Main Frames of various size crushers. It is best to contact us to see if the part you are looking for is in stock. You can call us at: (414) 909-8800 or email us: info@optimumcrush.com

Do you offer technical support for your products?

We offer technical support for the entire crusher which includes the individual parts within it.

Do you offer parts for Lube and Hydraulic Systems?

Yes, we offer parts for supporting equipment around the crusher such as Lube System, Hydraulic System, Air Coolers, Filtration, Jackshafts, Direct Drive Couplings, etc.

Do you supply parts for Jaw Crushers?

No, we only supply parts for Cone Crushers.