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Gates 9403 Accessory Drive Belt - Air Brake Compressor, Air Conditioning or Fan and Air Pump
| Brand | Gates 9403 |
|---|---|
| Position | Fan and Air Pump, Air Brake Compressor, and Air Conditioning |
| Top Width | .47 |
| Top Width | 12 |
| Construction | Notched |
| Cord Material | Polyester |
| Cross Section Designation | Hc50 |
| Strand Quantity | 1 |
| Effective Length | 1022 |
| Effective Length | 40.25 |
| Outside Circumference | 1038 |
| Outside Circumference | 40.87 |
| Type | High capacity v-belt (standard) |
| Belt Material | Epdm |
| Angle | 36 |
| 9837 | Yes |
| Angle | 36 |
| Belt Material | Epdm |
| Construction | Notched |
| Cord Material | Polyester |
| Notched | Yes |
| Number of Strands | 1 |
| Section | Hc50 |
| Type | High capacity v-belt (standard) |
| Product line | High Capacity V-Belt (Standard) |
| Fits | Cadillac · 15 vehicles |
High capacity design. Built for demanding engine drives.
Notched construction. Helps reduce slippage and belt noise.
EPDM belt material. Durable, long-lasting replacement belt.
Cross-references AMS Automotive 4405, Anchor 3395 and Anchor 9403 for the same application. See all 129.
Gates 9403 Accessory Drive Belt
The Gates 9403 is a high capacity V-belt built for demanding engine drive applications. It uses a notched EPDM construction with polyester cord reinforcement to help maintain grip as engine temperatures rise, reducing belt slip and noise in accessory drive service.
Key Features
- High Capacity V-Belt (Standard) for accessory drive systems
- Notched construction helps the belt flex smoothly around pulleys
- EPDM belt material for durable, long-term service
- Polyester cord material for stable reinforcement
- HC50 section with 36-degree angle
- Top width: 12 mm (.47 in)
- Effective length: 1022 mm (40.25 in)
- Outside circumference: 1038 mm (40.87 in)
Product Details
Gates 9403 is part of the Gates Automotive XL V-Belt line, a standard high capacity V-belt series for engine accessory drives that see frequent heat cycling and load changes. The variable notched design is intended to tighten on the drive as operating temperature increases, which helps reduce slippage and supports smoother belt operation. This part number is a direct fit for select Cadillac fan and air pump applications, including 1982-1985 Cadillac Eldorado, 1982-1985 Cadillac Fleetwood, 1982-1985 Cadillac Seville, and 1982-1984 Cadillac DeVille. Gates 9403 also cross-references Anchor 3395 for the same application.
Common Issues This Belt Can Address
- Squealing from a worn or glazed accessory drive belt
- Belt slip under heat and accessory load
- Cracking, fraying, or visible wear on the existing V-belt
- Reduced drive performance for fan and air pump systems
- Noise caused by an aging belt profile or loss of tension
Installation Notes
Verify pulley alignment, belt routing, and the required belt length before installation. Inspect related pulleys and tensioning components for wear, contamination, or damage, since a new belt will not correct a misaligned or worn drive system. Confirm the application by vehicle year, make, model, and position: Fits 1982-1985 Cadillac Eldorado, Fan and Air Pump; Fits 1982-1985 Cadillac Fleetwood, Fan and Air Pump; Fits 1982-1985 Cadillac Seville, Fan and Air Pump; Fits 1982-1984 Cadillac DeVille, Fan and Air Pump.
Quality Assurance
Gates is a recognized name in automotive belt systems, and the 9403 is engineered to meet the demands of accessory drive service in heat-prone engine compartments. The EPDM construction and notched profile are selected to support consistent belt performance in the specified Cadillac applications.
| Year | Make | Model | Drive Type | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 1985 | Cadillac | Eldorado | — | 4.1L | V8 | GAS | Fan and Air Pump | High Capacity V-Belt (Standard) |
| 1985 | Cadillac | Fleetwood | RWD | 4.1L | V8 | GAS | Fan and Air Pump | High Capacity V-Belt (Standard) |
| 1985 | Cadillac | Seville | — | 4.1L | V8 | GAS | Fan and Air Pump | High Capacity V-Belt (Standard) |
| 1984 | Cadillac | DeVille | — | 4.1L | V8 | GAS | Fan and Air Pump | High Capacity V-Belt (Standard) |
| 1984 | Cadillac | Eldorado | — | 4.1L | V8 | GAS | Fan and Air Pump | High Capacity V-Belt (Standard) |
| 1984 | Cadillac | Fleetwood | — | 4.1L | V8 | GAS | Fan and Air Pump | High Capacity V-Belt (Standard) |
| 1984 | Cadillac | Seville | — | 4.1L | V8 | GAS | Fan and Air Pump | High Capacity V-Belt (Standard) |
| 1983 | Cadillac | DeVille | — | 4.1L | V8 | GAS | Fan and Air Pump | High Capacity V-Belt (Standard) |
| 1983 | Cadillac | Eldorado | — | 4.1L | V8 | GAS | Fan and Air Pump | High Capacity V-Belt (Standard) |
| 1983 | Cadillac | Fleetwood | — | 4.1L | V8 | GAS | Fan and Air Pump | High Capacity V-Belt (Standard) |
| 1983 | Cadillac | Seville | — | 4.1L | V8 | GAS | Fan and Air Pump | High Capacity V-Belt (Standard) |
| 1982 | Cadillac | DeVille | — | 4.1L | V8 | GAS | Fan and Air Pump | High Capacity V-Belt (Standard) |
| 1982 | Cadillac | Eldorado | — | 4.1L | V8 | GAS | Fan and Air Pump | High Capacity V-Belt (Standard) |
| 1982 | Cadillac | Fleetwood | — | 4.1L | V8 | GAS | Fan and Air Pump | High Capacity V-Belt (Standard) |
| 1982 | Cadillac | Seville | — | 4.1L | V8 | GAS | Fan and Air Pump | High Capacity V-Belt (Standard) |
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