7PK Clutch Pulley (Polyprofile)
Used: 540.00$
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We are the company «RefBelholod»
We have been working with refrigerators
CARRIER & THERMO KING for more than 10 years.
We have a large warehouse of secondary spare parts for refrigerators. Excellent quality of spare parts, all spare parts are inspected!
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→Centrifugal Clutch Pulley 7PK (Poly-V Rotor, Genuine) Thermo King SLX / SLXe Part 77-2916 / 772916
The Genuine Clutch Pulley Thermo King 77-2916 (Poly-V Clutch Rotor 7-Groove / Genuine Drivetrain Shell) is the massive external rotational drum of the centrifugal clutch mechanism. This heavy-duty component operates as the direct interface with the drive belts, engineered to flawlessly transfer rotational torque from the engine output shaft directly to the compressor and high-output alternator across modern Thermo King SLX and SLXe trailer platforms.
Constantly exposed to the brutal operational demands of the automated Cycle-Sentry logistics environment, the clutch pulley sustains immense friction. Over thousands of highway miles, abrasive dust and continuous belt tension cause the 7 poly-V grooves (7PK profile) to sharpen and lose their engineered geometry. Simultaneously, the internal friction drum becomes deeply scored by the centrifugal clutch shoes. A degraded rotor aggressively slices into new drive belts and allows the clutch to slip, leading to severe thermal glazing, belt snapping, and a critical loss of compressor capacity. Purchasing the bare poly-V pulley (rotor) 77-2916 is the most cost-effective mechanical rebuild strategy when the internal clutch hub is being restored with a shoe and spring repair kit. The genuine Thermo King rotor is precision CNC-machined from hardened alloys and undergoes strict dynamic factory balancing to guarantee zero radial wobble at high RPMs.
This primary rotational shell is indexed within official factory blueprints under the catalog reference Thermo King 77-2916 (772916). It is engineered exclusively for drivetrains utilizing the 7-groove (7PK) multi-ribbed belt architecture.
Technical Information:
- Manufacturer: Thermo King (Original OEM Equipment Builder)
- Hardware Type: Clutch Pulley / Centrifugal Rotor Shell
- Belt Profile: 7PK (7-groove multi-ribbed V-layout)
- Part Catalog References: Thermo King 77-2916, 772916, 772-916
- Material Composition: High-tensile, wear-resistant steel alloy, dynamically balanced
Used in Equipment Logistics:
Engineered for exact mechanical fitment within the primary drivetrains of the modern diesel trailer fleet:
SLX series: SLX 100, SLX 200, SLX 300, SLX 400, and SLX Spectrum builds;
SLXe series: SLXe 100, SLXe 200, SLXe 300, and SLXe 400 platforms.
Catalog Number:
Thermo King: 77-2916
Delivery and Warranty:
Fast structural shipping layout options across Russia and Belarus regions. 1-month comprehensive operational warranty included. Distributed inside rigid protective trade packaging to ensure the precision-milled belt grooves remain perfectly intact and free from transit damage.
Are your drive belts constantly squealing, or have the grooves on your old pulley worn down to razor-sharp edges? A fatigued rotor will shred a brand-new belt within hours! Protect your uptime. Call or message us on WhatsApp, the genuine 7PK clutch pulley 77-2916 is always in stock! Price is negotiable!
Product Description: Buy genuine poly-V clutch pulley (bare rotor) 7PK Thermo King 77-2916 for SLX and SLXe trailer refrigeration units. Factory balanced for zero vibration. Fast shipping.
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