# Dodge 904102 TA4207BS Backstop Assembly for Torque-Arm II Speed Reducers, Case 4, AGMA 207 - MROSupply.com

***Dodge 904102 TA4207BS backstop assembly for Torque-Arm II shaft mount speed reducers. Centrifugal throw-out sprag design prevents reverse rotation in conveyor, elevator, and inclined material handling applications. Compatible with TA Case 4 AGMA 207 reducers. Steel construction provides reliable overrunning protection and long service life in demanding industrial environments.***



## Product details:

- Catalog number: 904102
- SKU: 153204
- Price: ***$1,104.13*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Dodge](https://www.mrosupply.com/brands/dodge/)
- Category: 
    - [Speed Reducer Backstops](htts://www.mrosupply.com/speed-reducers/reducers-parts-and-accessories/speed-reducer-backstops/)
    - [Reducers Parts and Accessories](htts://www.mrosupply.com/speed-reducers/reducers-parts-and-accessories/)
    - [Speed Reducers](htts://www.mrosupply.com/speed-reducers/)
- Unit of measure: each
- Weight: 5.130 lb
- Technicall support: contact supplier for technical support on +1-864-284-5700


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product attributes;

  
- Gearbox component type: Backstop
  

  
- Product Type: Backstop
  

  
- Screw conveyor compatible: No
  

  
- Suitable for washdown: No
  

  
- Weight: 5.13 lbs
  
## Product documents / software:

- [Features & Benefits ](https://documents.mrosupply.com/product_documents/90/904028/fea_ben_bush_scrconv_access.pdf)
- [Nomenclature ](https://documents.mrosupply.com/product_documents/90/904028/nomenclature.pdf)
- [Selection ](https://documents.mrosupply.com/product_documents/90/904028/TAII_selection.pdf)
## Suggested products:
- [Dodge 903301 speed reducer bushing kit for Torque-Arm II shaft mount reducers. Includes twin tapered bushing components for secure shaft mounting. Compatible with select TA case sizes; consult manufacturer specifications for exact fitment.](https://www.mrosupply.com/products/592753/as-markdown/)
- [Dodge 909102 speed reducer backstop prevents reverse rotation in industrial power transmission systems. This accessory is designed for use with compatible Dodge speed reducers, providing reliable anti-reversal protection. The backstop assembly ensures safe operation by allowing rotation in only one direction, protecting driven equipment from damage caused by unintended reverse motion.](https://www.mrosupply.com/products/149871/as-markdown/)
- [Dodge 912102 TA12608BS backstop assembly for Torque-Arm II speed reducers. Centrifugal throw-out sprag design prevents reverse rotation in belt conveyor and screw conveyor applications. Bolt-on accessory provides overrunning protection and mounts directly to standard Torque-Arm II reducer housing.](https://www.mrosupply.com/products/148173/as-markdown/)
- [Dodge 905103 TA5215BS backstop assembly for TA5 case size Torque-Arm II shaft mount speed reducers with 40:1 ratio. Centrifugal sprag clutch design prevents reverse rotation of the driven shaft, protecting equipment from backdriving damage. Bolt-on accessory installs directly to the reducer housing and includes mounting hardware. Suitable for inclined conveyor, elevator, and other applications requiring anti-reversal protection.](https://www.mrosupply.com/products/153202/as-markdown/)
- [Dodge 903102 speed reducer backstop prevents reverse rotation in industrial power transmission systems. This accessory is designed for use with compatible Dodge speed reducers, providing reliable one-way operation to protect driven equipment from damage caused by unintended reversal. The backstop assembly ensures safe and efficient performance in conveyor, elevator, and other material handling applications.](https://www.mrosupply.com/products/148171/as-markdown/)

## Product's reviews:
- Bearring - Perfect
- Great price/great product - Shipping was fast and the price was best I could find. Product was new in a the sealed Dodge box. Perfect.
- Excellent - We recently purchased a 30-year old hydroseeder and have no manuals or parts diagrams for it. The manufacturer is since out of business and there is very limited information on line. The most critical part we needed was a Dodge part. The original part was clearly marked with the Dodge name and part number. MRO was quickly able to identify the replacement part and we had in hand in two days. Perfect fit. Thank you MRO Supply for helping make our machine functional.
- Fast service - Always have the items i need and they come relatively fast!