
9975 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $19.99 | Condition is Acceptable, JACOBS JAKE BRAKE MODEL 401A 401B 401C INSTALLATION WORKSHOP MANUAL, FREE SHIPPING | 99.9% |
![]() | $25.99 | Condition is Acceptable, COPY Jake Brake 401-A/B/C Cummins NH Engine Parts Catalog Service Manual Book, shipping cost = $11.35 | 100.0% |
![]() | $34.99 | Top Pick! Condition is Acceptable, Jake Brake 401-A/B/C Cummins NH Engine Brake Parts Catalog Service Manual Book, shipping cost = $11.35 | 100.0% |
![]() | $35.99 | Top Pick! Condition is Acceptable, COPY Jake Brake 401-A/B/C Cummins NT Engine 475 Installation Service Manual Book, shipping cost = $11.35 | 100.0% |
![]() | $49.99 | Condition is Acceptable, Jake Brake 401-A/B/C Cummins NTC Engine 475 Installation Service Manual Book, shipping cost = $11.35 | 100.0% |
![]() | $70.00 | Condition is Acceptable, Jacobs Jake Brake Installation Manual Model 401A/B/C and parts manual., shipping cost = $9.00 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $19.85 | Condition is Good, Jake Brake 401-A/B/C Cummins NH Engine Parts Catalog Service Manual Book, shipping cost = $4.47 | 99.7% |
![]() | $88.99 | Top Pick! Condition is Good, Jacobs Engine Jake Brake 401A 401B 401C Installation & Parts Manual Book Cummins, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $52.50 | Condition is Very Good, Jacobs Jake Brake Installation Manual Model 401A/B/C for Cummins NTC 475 Engines, shipping cost = $7.47 | 100.0% |



The Jake Brake 9975 for Cummins engines, specifically models 401A, 401B, and 401C, is a powerful tool designed to enhance the performance and efficiency of your heavy-duty vehicle. This Jake Brake is a compressor-type exhaust brake that utilizes the engine's exhaust system to create back pressure, thereby reducing the vehicle's reliance on the service brakes during descent.
The 9975 Jake Brake is renowned for its robustness and dependability, making it an ideal choice for commercial trucks, construction equipment, and other heavy-duty vehicles. It features a user-friendly design with easy-to-use controls, allowing for seamless integration with your vehicle's existing braking system.
The accompanying manual book for the Jake Brake 9975 is a comprehensive guide that provides detailed instructions on installation, operation, maintenance, and troubleshooting. It includes step-by-step installation procedures, operation guidelines, and maintenance schedules to ensure optimal performance and longevity of the Jake Brake.
The manual also covers troubleshooting guidelines for common issues, such as noisy operation, reduced performance, or failure to engage. It provides troubleshooting tips and step-by-step diagnostic procedures to help identify and resolve issues quickly and efficiently.
In summary, the Jake Brake 9975 for Cummins engines 401A, 401B, and 401C, along with its comprehensive manual book, is an essential tool for any heavy-duty vehicle owner looking to improve braking performance, reduce wear on service brakes, and enhance overall vehicle efficiency.
Pros of buying a Jake Brake 9975 Jacobs Engine Manual Book (including models 401A, 401B, and 401C) include:1. Comprehensive information: The manual provides detailed information about the operation, maintenance, and troubleshooting of the Jake Brake, which can help extend the life of the component and reduce downtime.
2. Cost-effective: Purchasing the manual book can be more cost-effective than paying for costly repairs or service calls, as you can troubleshoot and repair issues yourself.
3. Convenience: Having the manual readily available can save time and reduce the need to wait for a technician to arrive, as you can perform basic maintenance and repairs yourself.
Cons of buying a Jake Brake 9975 Jacobs Engine Manual Book include:1. Limited applicability: The manual may only cover specific models of the Jake Brake, and may not be applicable to all Cummins engines.
2. Outdated information: The manual may not include the latest updates or improvements to the Jake Brake, which could lead to inaccurate information.
3. Requires technical knowledge: The manual may contain complex information that requires a certain level of technical know-how to understand and implement.
In conclusion, purchasing the Jake Brake 9975 Jacobs Engine Manual Book can be a cost-effective and convenient solution for maintaining and repairing the Jake Brake. However, it is important to ensure that the manual is applicable to your specific engine model and that you have the necessary technical know-how to use it effectively. I recommend considering the pros and cons before making a decision, and consulting with a professional technician if necessary.
Details:
Its as easy that. Please see photos. We combine shipping on multiple orders. For cummins big cam engines.
USA postal service is our preferred shipper. Good condition. All pages are clean, complete and intact.
specifications heavymanualbooks:
- brand: Jake Brake
- mpn: 9975
- model: 401a 401b 401c
- part type: Engine Manual Book
- model year: 1985
- compatible equipment type: Engine Brake For Cummins Big Cam
- compatible equipment make: Jacobs Engine Brake
- country/region of manufacture: United States
shipping heavymanualbooks:
- service: usps media mail, usps priority mail
- class: economy, expedited
- carrier: usps
- type: fixed
- transit: 5-12 days
returns heavymanualbooks:
- method: money back
- time: 30 days
- policy: returns accepted
- paid by: seller
payments heavymanualbooks:
- credit card: diners-club
- wallet: paypal
- other
seller heavymanualbooks:
- # reviews: 1785
- city: clayton, california
- rating: 100.0%
offer heavymanualbooks:
- options: ship-to-home
- prices: $19.85–$88.99
- item condition:
- Acceptable
- Good
- Very Good
- sold #: 21
- started: november 30, 2024
- availability: in stock
- best offers: true
- in stock #: 5
general heavymanualbooks:
- category: Business & Industrial > Equipment, Attachments > Parts Accessories > Heavy Manuals Books
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