
Roadmax 6K945AP Serpentine Belt
Reliable Automotive V-Ribbed Belt for Select Vehicle Models
The Roadmax Automotive V-Ribbed Belt (Standard) 6K945AP is engineered to provide consistent performance and durability for a range of vehicles including Buick, Cadillac, Chevrolet, Jeep, Mercedes-Benz, and Pontiac models. Designed with quality materials and precise specifications, this serpentine belt supports essential engine functions.
- Constructed from durable EPDM material for enhanced heat and wear resistance
- 6-rib design with a top width of 20 mm (.807 inches) for optimal grip and flexibility
- Polyester cord reinforcement ensures strength and longevity
- Cross section designation K for compatibility with standard accessory drive systems
- Effective length of 2401 mm (94.51 inches) and outside circumference of 2415 mm (95.08 inches)
About the Roadmax Automotive V-Ribbed Belt (Standard) Product Line
The Automotive V-Ribbed Belt (Standard) line by Roadmax focuses on delivering reliable serpentine belts designed to meet OEM specifications for various automotive applications. This product line emphasizes material quality and precise dimensional standards to ensure proper fit and function across multiple vehicle makes and models, including the 6K945AP part number.
Technical Details and Compatibility
The Roadmax 6K945AP serpentine belt features an EPDM rubber compound known for its resistance to heat, ozone, and wear, making it suitable for demanding engine environments. The belt’s 6-rib configuration and polyester cord reinforcement provide the necessary tensile strength and flexibility to drive multiple engine accessories efficiently. With a top width of 20 mm and a cross section designation of K, this belt is compatible with accessory drive systems found in vehicles such as the Buick LaCrosse and Lucerne, Cadillac CTS and Escalade models, Chevrolet Camaro and Caprice, Jeep Cherokee and Wrangler, Mercedes-Benz GLK350 and SLK350, and Pontiac Firebird and Allure.
Common Applications and Problem Solving
- Replaces worn or cracked serpentine belts causing squealing or slipping
- Restores proper function to accessory drive systems including alternator, power steering, and air conditioning
- Prevents belt failure that can lead to engine overheating or loss of electrical charging
- Addresses belt stretch or glazing that reduces grip and efficiency
- Ensures consistent engine performance in vehicles like the Mercedes-Benz CLS550 and Jeep Comanche
Installation Notes and Tips
When installing the Roadmax 6K945AP belt, ensure the correct routing according to the vehicle’s belt diagram. Inspect pulleys and tensioners for wear or damage before installation to avoid premature belt failure. Proper tensioning is critical; use a belt tension gauge or follow manufacturer specifications to achieve optimal belt tension. This belt is designed for direct replacement in compatible models without modification.
Quality Assurance and Warranty
Roadmax Automotive V-Ribbed Belts are manufactured to meet industry standards for durability and performance. The 6K945AP part number undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details are not provided, Roadmax products typically adhere to standard automotive part warranty practices, offering confidence in product reliability.
| Brand | Roadmax |
| Part Number | 6K945AP |
| Position | Automotive V-Ribbed Belt (Standard) |
| Material | Epdm |
| Top Width | .807 |
| Top Width | 20 |
| Cord Material | Polyester |
| Cross Section Designation | K |
| Effective Length | 2401 |
| Effective Length | 94.51 |
| Outside Circumference | 2415 |
| Outside Circumference | 95.077 |
| Type | Automotive v-ribbed belt (standard) |
| Rib Quantity | 6 |
This part fits 118 vehicles. Search below:
| Year | Make | Model | Drive Type | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2019 | Cadillac | XTS | 3.6L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2018 | Cadillac | XTS | AWD | 3.6L | V6 | GAS | N/A | W/O Elec. P.S.; Automotive V-Ribbed Belt (Standard) |
| 2017 | Cadillac | XTS | AWD | 3.6L | V6 | GAS | N/A | W/O Elec. P.S.; Automotive V-Ribbed Belt (Standard) |
| 2016 | Buick | LaCrosse | AWD | 3.6L | V6 | FLEX | N/A | Automotive V-Ribbed Belt (Standard) |
| 2016 | Cadillac | XTS | AWD | 3.6L | V6 | GAS | N/A | W/O Elec. P.S.; Automotive V-Ribbed Belt (Standard) |
| 2015 | Buick | LaCrosse | AWD | 3.6L | V6 | FLEX | N/A | Automotive V-Ribbed Belt (Standard) |
| 2015 | Cadillac | XTS | AWD | 3.6L | V6 | GAS | N/A | W/O Elec. P.S.; Automotive V-Ribbed Belt (Standard) |
| 2015 | Mercedes-Benz | G550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2014 | Buick | LaCrosse | AWD | 3.6L | V6 | FLEX | N/A | Automotive V-Ribbed Belt (Standard) |
| 2014 | Cadillac | XTS | AWD | 3.6L | V6 | GAS | N/A | W/O Elec. P.S.; Automotive V-Ribbed Belt (Standard) |
| 2014 | Mercedes-Benz | G550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2013 | Buick | LaCrosse | AWD | 3.6L | V6 | FLEX | N/A | Automotive V-Ribbed Belt (Standard) |
| 2013 | Cadillac | XTS | AWD | 3.6L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) |
| 2013 | Mercedes-Benz | G550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2012 | Buick | LaCrosse | 3.6L | V6 | FLEX | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2012 | Mercedes-Benz | G550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2012 | Mercedes-Benz | GL450 | 4.7L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2012 | Mercedes-Benz | GL550 | 5.5L | V8 | GAS | N/A | W/O Variable Assist; Automotive V-Ribbed Belt (Standard) | |
| 2012 | Mercedes-Benz | GLK350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2012 | Mercedes-Benz | SL550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2011 | Buick | LaCrosse | 3.6L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2011 | Buick | Lucerne | 3.9L | V6 | FLEX | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2011 | Mercedes-Benz | CLS550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2011 | Mercedes-Benz | E350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2011 | Mercedes-Benz | G550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2011 | Mercedes-Benz | GL450 | 4.7L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2011 | Mercedes-Benz | GL550 | 5.5L | V8 | GAS | N/A | W/O Variable Assist; Automotive V-Ribbed Belt (Standard) | |
| 2011 | Mercedes-Benz | GLK350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2011 | Mercedes-Benz | ML350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2011 | Mercedes-Benz | ML550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2011 | Mercedes-Benz | R350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2011 | Mercedes-Benz | S550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2011 | Mercedes-Benz | SL550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2011 | Mercedes-Benz | SLK300 | 3.0L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2011 | Mercedes-Benz | SLK350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Buick | Allure | 3.0L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Buick | LaCrosse | 3.0L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Buick | Lucerne | 3.9L | V6 | FLEX | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Mercedes-Benz | CL550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Mercedes-Benz | CLS550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Mercedes-Benz | E350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Mercedes-Benz | E550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Mercedes-Benz | G550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Mercedes-Benz | GL450 | 4.7L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Mercedes-Benz | GL550 | 5.5L | V8 | GAS | N/A | W/O Variable Assist; Automotive V-Ribbed Belt (Standard) | |
| 2010 | Mercedes-Benz | GLK350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Mercedes-Benz | ML350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Mercedes-Benz | ML550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Mercedes-Benz | R350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Mercedes-Benz | S550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Mercedes-Benz | SL550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Mercedes-Benz | SLK300 | 3.0L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2010 | Mercedes-Benz | SLK350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2009 | Buick | Lucerne | 3.9L | V6 | FLEX | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2009 | Mercedes-Benz | C300 | 3.0L | V6 | FLEX | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2009 | Mercedes-Benz | C350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2009 | Mercedes-Benz | CL550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2009 | Mercedes-Benz | CLK550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2009 | Mercedes-Benz | E350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2009 | Mercedes-Benz | G550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2009 | Mercedes-Benz | GL550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2009 | Mercedes-Benz | ML550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2009 | Mercedes-Benz | R350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2009 | Mercedes-Benz | S550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2009 | Mercedes-Benz | SL550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2009 | Mercedes-Benz | SLK300 | 3.0L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2009 | Mercedes-Benz | SLK350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2008 | Mercedes-Benz | C300 | 3.0L | V6 | FLEX | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2008 | Mercedes-Benz | C350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2008 | Mercedes-Benz | CL550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2008 | Mercedes-Benz | CLK550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2008 | Mercedes-Benz | E300 | 3.0L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2008 | Mercedes-Benz | E350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2008 | Mercedes-Benz | GL550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2008 | Mercedes-Benz | ML550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2008 | Mercedes-Benz | SL550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2008 | Mercedes-Benz | SLK280 | 3.0L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2008 | Mercedes-Benz | SLK350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2007 | Mercedes-Benz | CL550 | 5.5L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2007 | Mercedes-Benz | E350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2006 | Mercedes-Benz | E350 | 3.5L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2002 | Chevrolet | Camaro | 3.8L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2002 | Pontiac | Firebird | 3.8L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2001 | Chevrolet | Camaro | 3.8L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2001 | Pontiac | Firebird | 3.8L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2000 | Chevrolet | Camaro | 3.8L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 2000 | Pontiac | Firebird | 3.8L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 1999 | Chevrolet | Camaro | 3.8L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 1999 | Pontiac | Firebird | 3.8L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 1998 | Chevrolet | Camaro | 3.8L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 1998 | Pontiac | Firebird | 3.8L | V6 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 1997 | Chevrolet | Camaro | 3.8L | V6 | GAS | N/A | W/A.C.; Automotive V-Ribbed Belt (Standard) | |
| 1997 | Pontiac | Firebird | 3.8L | V6 | GAS | N/A | W/A.C.; Automotive V-Ribbed Belt (Standard) | |
| 1996 | Chevrolet | Camaro | 3.8L | V6 | GAS | N/A | W/A.C.; Automotive V-Ribbed Belt (Standard) | |
| 1996 | Pontiac | Firebird | 3.8L | V6 | GAS | N/A | W/A.C.; Automotive V-Ribbed Belt (Standard) | |
| 1995 | Jeep | Wrangler | 2.5L | L4 | GAS | N/A | W/A.C.; Automotive V-Ribbed Belt (Standard) | |
| 1994 | Jeep | Cherokee | 2.5L | L4 | GAS | N/A | W/A.C.; Automotive V-Ribbed Belt (Standard) | |
| 1994 | Jeep | Wrangler | 2.5L | L4 | GAS | N/A | W/A.C.; Automotive V-Ribbed Belt (Standard) | |
| 1993 | Jeep | Cherokee | 2.5L | L4 | GAS | N/A | W/A.C.; Automotive V-Ribbed Belt (Standard) | |
| 1993 | Jeep | Wrangler | 2.5L | L4 | GAS | N/A | W/A.C.; Automotive V-Ribbed Belt (Standard) | |
| 1992 | Cadillac | Brougham | 5.0L | V8 | GAS | N/A | W/100A. Alt.; Automotive V-Ribbed Belt (Standard) | |
| 1992 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 1992 | Jeep | Comanche | 2.5L | L4 | GAS | N/A | W/A.C.; Automotive V-Ribbed Belt (Standard) | |
| 1992 | Jeep | Wrangler | 2.5L | L4 | GAS | N/A | W/A.C.; Automotive V-Ribbed Belt (Standard) | |
| 1992 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | W/A.C.; Automotive V-Ribbed Belt (Standard) | |
| 1991 | Cadillac | Brougham | 5.0L | V8 | GAS | N/A | W/100A. Alt.; Automotive V-Ribbed Belt (Standard) | |
| 1991 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 1991 | Jeep | Comanche | 2.5L | L4 | GAS | N/A | W/A.C.; Automotive V-Ribbed Belt (Standard) | |
| 1991 | Jeep | Wrangler | 2.5L | L4 | GAS | N/A | W/A.C.; Automotive V-Ribbed Belt (Standard) | |
| 1991 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 1990 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 1990 | Chevrolet | Caprice | 4.3L | V6 | GAS | N/A | W/O Police Pkg.; Automotive V-Ribbed Belt (Standard) | |
| 1990 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 1989 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 1989 | Chevrolet | Caprice | 4.3L | V6 | GAS | N/A | W/O Police Pkg.; Automotive V-Ribbed Belt (Standard) | |
| 1989 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | Automotive V-Ribbed Belt (Standard) | |
| 1988 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Belt does not run directly from crank to A.P.; W/95 1/8" Belt O.C.; Automotive V-Ribbed Belt (Standard) | |
| 1988 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | Belt does not run directly from crank to A.P.; W/95 1/8" Belt O.C.; Automotive V-Ribbed Belt (Standard) |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.