Tech Specs
In The Box
Manual & Warranty
Do you have an old GPS unit lying around? The GPS Nation Trade In and Up program is a great way to trade in your old and used GPS for credit towards a new GPS. The choice is entirely yours! We’ve made the process simple and streamlined. Follow these simple steps, and you will be on your way to receiving credit towards your brand new GPS!
1. Get a quote
To get your free quote, provide your GPS type, manufacturer, model, and condition. Within 24 hours, you will receive a quote for the trade-in value of your current product. The GPS trade-in/trade-up form is at the bottom of this page.
2. Ship your product(s) for trade
After accepting our offer, pack your product(s) safely and ship them to us using the pre-paid shipping label provided to you. We will provide a confirmation email when your trade-in arrives at our warehouse. You have 30 days from the date you complete your on-line trade to ship the product to GPS Nation.
3. Make your purchase
Once we receive your product at our warehouse and we validate the stated condition, we will send you a confirmation email. If you elect to receive credit towards a new GPS at gpsnation.com, your store credit will be issued, and you are free to make your purchase.
Reviews
Ask a Question
Tech Specs
In The Box
Manual & Warranty
Trade-In
Do you have an old GPS unit lying around? The GPS Nation Trade In and Up program is a great way to trade in your old and used GPS for credit towards a new GPS. The choice is entirely yours! We’ve made the process simple and streamlined. Follow these simple steps, and you will be on your way to receiving credit towards your brand new GPS!
1. Get a quote
To get your free quote, provide your GPS type, manufacturer, model, and condition. Within 24 hours, you will receive a quote for the trade-in value of your current product. The GPS trade-in/trade-up form is at the bottom of this page.
2. Ship your product(s) for trade
After accepting our offer, pack your product(s) safely and ship them to us using the pre-paid shipping label provided to you. We will provide a confirmation email when your trade-in arrives at our warehouse. You have 30 days from the date you complete your on-line trade to ship the product to GPS Nation.
3. Make your purchase
Once we receive your product at our warehouse and we validate the stated condition, we will send you a confirmation email. If you elect to receive credit towards a new GPS at gpsnation.com, your store credit will be issued, and you are free to make your purchase.
Overview
Garmin Class B Compact v2 Drive Unit (010-12029-01)
Introduction
The Garmin Class B Compact v2 Drive Unit is engineered to provide dependable autopilot steering control for mid-sized sailboats equipped with Garmin Reactor™ 40 autopilot systems. Designed for seamless integration with the Reactor 40 Mechanical, Retrofit, and Solenoid Corepack configurations, this drive unit helps automate steering functions and reduce the workload on sailors during long passages and demanding conditions.
Built for vessels with up to 48,400 lbs of displacement, the Class B Compact v2 Drive Unit delivers accurate and responsive steering performance while maintaining efficient power usage. Whether cruising offshore, navigating coastal waters, or participating in extended sailing journeys, this drive unit enhances vessel control and improves overall navigation efficiency.
Its compact design allows for easier installation while providing the strength and reliability required for consistent autopilot operation.
Key Features
Reactor™ 40 Compatibility
- Designed specifically for Garmin Reactor™ 40 autopilot systems.
- Compatible with Mechanical, Retrofit, and Solenoid Corepacks.
- Seamlessly integrates into Garmin marine networks.
- Supports advanced autopilot steering functions.
Precise Steering Control
- Delivers accurate rudder adjustments for improved navigation.
- Maintains reliable course tracking in varying conditions.
- Enhances vessel handling during long-distance sailing.
- Supports smoother autopilot operation.
Designed for Sailboats
- Optimized for sailboat steering applications.
- Suitable for vessels up to 48,400 lbs displacement.
- Provides dependable performance for cruising and offshore use.
- Built to meet the demands of extended sailing operations.
Compact Installation Design
- Compact form factor simplifies installation.
- Fits efficiently within existing steering system layouts.
- Ideal for retrofit and upgrade applications.
- Reduces installation complexity where space is limited.
Reliable Autopilot Operation
- Works continuously with Garmin Reactor™ 40 systems.
- Assists in reducing manual steering fatigue.
- Supports efficient and consistent course management.
- Enhances comfort during long voyages.
Marine-Ready Construction
- Designed for demanding marine environments.
- Built for durability and long-term performance.
- Suitable for a variety of sailing conditions.
Performance Insights
The Class B Compact v2 Drive Unit serves as a critical component within the Garmin Reactor™ 40 autopilot ecosystem. By translating autopilot commands into precise steering movements, it enables consistent course holding and accurate navigation across a wide range of sailing conditions.
Its responsive operation helps maintain heading accuracy while minimizing steering corrections, allowing sailors to focus on sail trim, navigation planning, and onboard activities. For extended passages, the system significantly reduces physical fatigue by automating routine steering tasks.
When integrated with compatible Garmin marine electronics, the drive unit contributes to a highly capable autopilot system that improves overall vessel management and operational efficiency.
Usage Instructions
Install the Class B Compact v2 Drive Unit according to Garmin installation guidelines and connect it to a compatible Reactor™ 40 Mechanical, Retrofit, or Solenoid Corepack system. Ensure the steering linkage and drive mechanisms are properly configured and calibrated during setup.
After installation, perform the recommended autopilot commissioning and sea trial procedures to optimize steering response and vessel handling characteristics. Regularly inspect drive system components and connections to maintain reliable operation.
Design & Construction
The Garmin Class B Compact v2 Drive Unit features a compact, marine-ready design engineered for dependable performance aboard sailboats. Its space-efficient construction allows for flexible installation while delivering the mechanical strength required for continuous autopilot steering operations.
Designed for durability and reliability, the unit integrates seamlessly into Garmin autopilot systems and provides long-lasting performance for recreational and offshore sailing applications.
Design Highlights
- Compatible with Garmin Reactor™ 40 autopilot systems
- Supports Mechanical, Retrofit, and Solenoid Corepacks
- Designed for sailboats up to 48,400 lbs displacement
- Precise steering control and course management
- Compact installation-friendly design
- Reliable autopilot drive performance
- Reduces manual steering workload
- Suitable for coastal and offshore sailing
- Durable marine-grade construction
- Optimized for long-distance cruising
- Supports advanced autopilot functionality
- Efficient integration with Garmin marine electronics
- Designed for retrofit and new installations
- Smooth and responsive steering operation
- Built for demanding marine environments
Final Verdict
The Garmin Class B Compact v2 Drive Unit is an essential component for sailors seeking dependable autopilot steering performance from their Reactor™ 40 system. Designed for vessels up to 48,400 lbs displacement, it delivers accurate steering control, smooth autopilot operation, and reliable long-term performance.
With its compact design, seamless Garmin integration, and robust construction, the Class B Compact v2 Drive Unit is an excellent choice for cruising sailors and offshore adventurers looking to enhance navigation efficiency and reduce steering fatigue on every voyage.
