GMB 490-9140 Engine Timing Belt Tensioner

Engine Timing Belt Tensioner for Volvo Applications

This GMB engine timing belt tensioner is built for Volvo engines that use a tensioner bracket, with fitment covering select Volvo 240, 740, 760, 745, 780, 940, DL, and GLE models. Part number 490-9140 is manufactured to meet or exceed OEM specifications for a direct replacement approach.

Key Features

• Engine timing belt tensioner for Volvo valve train service
• Manufactured to meet or exceed OEM specifications
• Metal pulley construction for durability
• 1 mm drive belt pulley diameter specification listed
• Serpentine and V-belt pulley/belt type
• 1-groove pulley design
• Part number 490-9140 for easy identification

Detailed Description

GMB 490-9140 is an engine timing belt tensioner designed for Volvo engines that require a tensioner bracket. It is listed for 1984-1995 Volvo 240, 740, 760, 780, 940, DL, and GLE applications, making it a fitment-based replacement for classic rear-wheel-drive Volvo platforms. The metal pulley construction and OEM-spec manufacturing focus support consistent belt tension control in timing belt service.

This part cross-references Dayco 84021 and Gates T41081 for the same application. Use 490-9140 when searching for a Volvo 240 timing belt tensioner, Volvo 740 timing belt tensioner, or Volvo 940 engine timing belt tensioner with tensioner bracket requirements.

What It Helps Address

• Timing belt slack caused by a worn tensioner assembly
• Belt noise from an aging pulley or bearing surface
• Inconsistent belt tracking in Volvo timing belt service
• Maintenance needs on high-mileage Volvo 240, 740, and 940 engines
• Replacement of a tensioner that no longer maintains proper belt tension

Installation Notes and Tips

Verify that your Volvo engine uses a tensioner bracket before ordering. Confirm the application by year, model, and engine configuration, since this part is listed for specific Volvo 240, 740, 760, 780, 940, DL, and GLE vehicles. Inspect the timing belt system, bracket condition, and pulley surfaces during service, and replace worn components as needed to restore proper belt tension.

Quality Assurance

GMB states that this timing belt tensioner is manufactured to meet or exceed OEM specifications. Part number 490-9140 is built as an OE-style replacement for Volvo timing belt service where bracket-mounted tensioner fitment is required.

• Fits 1991-1995 Volvo 940, N/A, w/ Tensioner Bracket
• Fits 1990-1993 Volvo 240, N/A, w/ Tensioner Bracket
• Fits 1985-1992 Volvo 740, N/A, w/ Tensioner Bracket
• Fits 1989-1991 Volvo 780, N/A, w/ Tensioner Bracket
• Fits 1984-1990 Volvo 760, N/A, w/ Tensioner Bracket
• Fits 1985 Volvo 745, N/A, w/ Tensioner Bracket
• Fits 1984 Volvo DL, N/A, w/ Tensioner Bracket
• Fits 1984 Volvo GLE, N/A, w/ Tensioner Bracket