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Bosch SR8505N Starter
| Brand | Bosch SR8505N |
|---|---|
| Voltage | 12 |
| Design | Permanent magnet gear reduction |
| Family | Pmgr |
| Power Rating | 1.9 |
| Mounting Bolt Hole Quantity | 2 |
| Mounting Flange to End of Case | 64.8 |
| Mounting Flange to Pinion End at Rest | 29.8 |
| Case Grounding | Grounded case |
| Nose Cone Material | Aluminum |
| Nose Cone Type | Closed nose |
| Starter Rotation | Clockwise (right) |
| Mounting Hardware Included | No |
| Mounting Shims Included | No |
| Solenoid Attached | Yes |
| Housing Material | Aluminum |
| Re-Clockable Flange | No |
| Tooth Quantity | 17 |
| Mounting Type | Flange |
| Over-Crank Protection | No |
| Designed for Automatic Start / Stop Operation | Yes |
| Automotive Item Weight (lbs) | 7.319347 lb |
| New Or Remanufactured | New |
| Product Length | 8.543307 in |
| Product line | Starter (New) |
| Fits | Cadillac, Chevrolet, and GMC · 20 vehicles |
OE-style replacement. New Bosch starter built for direct-fit service in listed applications.
PMGR design. Permanent magnet gear reduction construction supports efficient cranking.
Integrated solenoid. Simplifies the starter assembly with an attached solenoid and grounded case.
Cross-references 12665560 for the same application. See all 1.
Overview
Bosch SR8505N is a new 12-volt starter built with a permanent magnet gear reduction design and a grounded case. It is engineered for automatic start/stop operation and uses a closed aluminum nose cone with an attached solenoid.
Compatible with select Cadillac, Chevrolet, and GMC applications, this Bosch starter supports direct replacement needs for vehicles that require a clockwise rotation unit with a 17-tooth drive.
Key Features
- Permanent magnet gear reduction design for efficient starter operation
- 12-volt new starter with integrated solenoid
- Grounded case and aluminum housing for durable construction
- Closed nose cone and flange mount configuration
- Designed for automatic start/stop operation
- Bosch SR8505N part number for accurate ordering and fitment lookup
Detailed Description
The Bosch SR8505N starter is part of Bosch Starter (New) line and is built for applications that call for a PMGR starter with clockwise rotation and a 17-tooth drive. Its 1.9 power rating, aluminum housing, and closed nose cone support consistent cranking performance in modern starting systems. Bosch SR8505N is a practical replacement choice for Cadillac XT5 and XT6, Chevrolet Blazer and Traverse, and GMC Acadia applications listed in the fitment data.
Bosch designs, builds, and tests this starter to meet performance and reliability expectations for everyday service use. The SR8505N also cross-references 12665560 for the same application.
What It Is Used For
- Replacing a worn or failed starter that causes no-crank conditions
- Addressing slow cranking or intermittent starting complaints
- Restoring reliable engine engagement in start/stop-equipped vehicles
- Correcting starter noise or drive engagement issues tied to internal wear
Installation Notes and Tips
Verify the vehicle’s starter rotation, mounting flange style, tooth count, and electrical configuration before installation. This unit uses two mounting bolt holes, a flange mount, and an attached solenoid; mounting hardware and shims are not included. Confirm clearance and connector routing against the original starter before final tightening.
Quality Assurance
Bosch Premium Starters are designed, built, and tested for performance and reliability. This new starter is manufactured as a direct replacement-style component for the listed applications.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2023 | Cadillac | XT5 | 3.6L | V6 | Starter (New) |
| 2023 | Cadillac | XT6 | 3.6L | V6 | Starter (New) |
| 2023 | Chevrolet | Blazer | 3.6L | V6 | Starter (New) |
| 2023 | Chevrolet | Traverse | 3.6L | V6 | Starter (New) |
| 2023 | GMC | Acadia | 3.6L | V6 | Starter (New) |
| 2022 | Cadillac | XT5 | 3.6L | V6 | Starter (New) |
| 2022 | Cadillac | XT6 | 3.6L | V6 | Starter (New) |
| 2022 | Chevrolet | Blazer | 3.6L | V6 | Starter (New) |
| 2022 | Chevrolet | Traverse | 3.6L | V6 | Starter (New) |
| 2022 | GMC | Acadia | 3.6L | V6 | Starter (New) |
| 2021 | Cadillac | XT6 | 3.6L | V6 | Starter (New) |
| 2021 | Chevrolet | Blazer | 3.6L | V6 | Starter (New) |
| 2021 | Chevrolet | Traverse | 3.6L | V6 | Starter (New) |
| 2021 | GMC | Acadia | 3.6L | V6 | Starter (New) |
| 2020 | Cadillac | XT6 | 3.6L | V6 | Starter (New) |
| 2020 | Chevrolet | Blazer | 3.6L | V6 | Starter (New) |
| 2020 | Chevrolet | Traverse | 3.6L | V6 | Starter (New) |
| 2020 | GMC | Acadia | 3.6L | V6 | Starter (New) |
| 2019 | Chevrolet | Traverse | 3.6L | V6 | Starter (New) |
| 2018 | Chevrolet | Traverse | 3.6L | V6 | Starter (New) |
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