Finding the right golf cart master cylinder is essential for reliable braking performance across various carts. This guide highlights five compatible options designed for Tomberlin E-merge and related models, plus a versatile model for ICON EV carts. Each entry outlines compatibility, construction, and notable features to help you compare and choose with confidence. The selections emphasize durability, straightforward installation, and compatibility with common parts like 1007491 and 1007840 reference numbers.
| Product | Brand | Compatibility Highlights |
|---|---|---|
| Cool Star Brake Master Cylinder Assembly | COOL STAR Store | Tomberlin E-merge E2, E4 series; 1007491/1007840 references |
| Vanlison Brake Master Cylinder Assembly | Vanlison Store | Tomberlin E-merge Series 500, E2, E4 lines; plug-and-play |
| Tomberlin-Specific Brake Master Cylinder | Unbranded | Front placement; Tomberlin E-merge Emerge 500 and E2/E4 variants |
| Master Cylinder for ICON EV Carts | Gorilla Rides | ICON EV models: i20/i40/i60/i80; Advanced EV and Epic E-series |
| Sourcefy Ez-Go Brake Master Cylinder | Sourcefy Store | Ez-Go compatibility; tested for reliability and warranty |
Cool Star Brake Master Cylinder Assembly

The Cool Star brake master cylinder is designed for TOMBERLIN golf carts, including E-merge variants and the E2/E4 family. It references common part numbers 1007491 and 1007840, ensuring compatibility with established braking systems. The unit is described as a direct replacement, making installation straightforward for owners seeking a reliable upgrade or repair without extensive modifications.
Key features include compatibility with multiple TOMBERLIN models and a compact build that fits front-mounted configurations. The package includes one master cylinder assembly, supporting a concise repair workflow. Durability is framed around standard automotive-grade components, aimed at delivering consistent braking response across varying driving conditions.
Vanlison Brake Master Cylinder Assembly

The Vanlison master cylinder is positioned as a direct replacement for Tomberlin’s E-merge Series 500 and related E2/E4 models. It emphasizes OEM-style specifications and a plug-and-play approach, reducing downtime during brake maintenance. High-quality aluminum alloy construction is highlighted for durability and long-lasting performance, supporting a robust braking system in daily golf-cart use.
With compatibility spanning E-merge variants like 500, E2 SE, E2 LE, E2 SS, SS COUPE, and E4 LE PLUS, this option offers a wide fitment window for owners of Tomberlin carts. The emphasis on straightforward installation is suited for DIY enthusiasts and service shops seeking efficient replacements without custom fabrication.
Tomberlin Brake Master Cylinder Assembly

This model is explicitly described as a master cylinder suitable for Tomberlin E-merge emerge 500, E2, and E4 configurations. It lists the primary part numbers 1007491 and 1007840, aligning with common replacement references inside the Tomberlin ecosystem. Placement is noted on the front of the vehicle, offering a straightforward replacement pathway for maintenance or upgrades.
Expect a practical build designed to integrate with TOMBERLIN’s hydraulic braking architecture, enabling reliable pedal feel and consistent braking performance. Its simple installation approach makes it accessible for both professional technicians and experienced cart owners performing routine service.
Gorilla Rides Master Cylinder for ICON EV

The Gorilla Rides master cylinder is designed to fit multiple ICON EV carts, including i20, i40, i60, and i80 lines, as well as variants like i20U and i60L. It also mentions compatibility with Advanced EV models (EV1 series) and Epic E-series like E20, E60, and E40 families. This broad compatibility makes it a versatile option for owners of modern electric carts that use a similar braking architecture.
Key benefits center on compatibility across a wide range of ICON EV configurations, potentially reducing the need for multiple replacement parts across a fleet. The product positioning focuses on reliable braking performance and a robust aluminum alloy build, aimed at long-term service life under varied driving demands.
Sourcefy Ez-Go Brake Master Cylinder

The Ez-Go master cylinder from Sourcefy is presented as a brake solution compatible with Ez-Go carts, with features emphasizing high-quality components and reliability. A six-month unlimited warranty is highlighted, along with pressure and computer testing to ensure consistent quality and reliability. The product is positioned as a robust option for Ez-Go owners seeking dependable braking performance and a warranty-backed purchase.
Considerations for buyers include warranty coverage, test-driven reliability, and the alignment with Ez-Go part standards. This makes it a strong candidate for users who prioritize tested performance and ongoing support in their braking system replacements.
Buying Guide
- Compatibility first: Verify that the master cylinder lists your cart model and year, especially for Tomberlin E-merge variants and ICON EV lines. Cross-check part numbers 1007491 and 1007840 if referenced by the seller.
- Construction and materials: Aluminum alloy is common for durability and heat resistance. Ensure the design matches your front- or rear-mounted configuration and pedal geometry.
- Installation: Look for plug-and-play or direct-replacement claims to minimize downtime and avoid custom fabrication. Confirm if additional components (reservo ir hoses) are included or required.
- Warranty and support: Longer warranties or explicit testing (pressure and computer tests) indicate stricter quality controls. Consider vendors offering warranties that cover brake components.
- Fleet considerations: If you maintain multiple carts from the same brand family, a single master cylinder with broad compatibility (as with ICON EV or Tomberlin families) can simplify stocking and service.
- Performance expectations: A master cylinder should deliver consistent pedal feel, reliable hydraulic pressure, and predictable stopping power under varied loads and weather conditions.
- Price vs. risk: While price may vary, prioritize proven compatibility, brand reputation, and warranty. Cheaper options may compromise long-term reliability.
When evaluating options, assemble a short list of candidates and verify with the cart manufacturer’s service documentation or support channels. For fleet managers, consider ordering a small core set of master cylinders known to fit the most models in your lineup to streamline maintenance and reduce downtime.