HKS 24999-AT004 Fine Tune Timing Belt for 2JZ-GE/2JZ-GTE Toyota Supra & 2JZ Vehi

Vehicle Fitment

• 1993-1998 Toyota Supra (JZA80), 2JZ-GE & 2JZ-GTE engines
• 1992-2000 Toyota Soarer (JZZ31), 2JZ-GE
• 1991-1997 Toyota Aristo (JZS147), 2JZ-GE & 2JZ-GTE
• 1997-2005 Lexus GS300 (JZS160/JZS161), 2JZ-GE
• 1992-2000 Toyota Chaser / Cresta / Mark II (JZX9#/JZX10#), 2JZ-GE

Features

• HKS Fine Tune reinforced timing belt engineered for enhanced durability
• Optimized strength to resist stretching under high RPM and high load
• NBR/H-NBR rubber compound for superior heat resistance and toughness
• Precision tooth molding for stable engagement and reduced slippage
• Designed to maintain stable tension even with heat expansion in the engine
• Improved reliability over OEM timing belts in performance applications
• Ideal for naturally aspirated and turbocharged 2JZ engines
• Direct replacement engineered for 2JZ-GE and 2JZ-GTE Toyota applications

Specifications

• Part Number: 24999-AT004
• Belt Type: Reinforced timing belt
• Engine Compatibility: Toyota 2JZ-GE & 2JZ-GTE
• Fitment Years: 1993-1998 (Supra), various years for other 2JZ models
• Belt Size Reference: 143Y25.4 specification
• Material: High-durability rubber with reinforced tensile cords
• Installation Requirement: Replace per manufacturer interval or performance build
• Includes: 1x reinforced timing belt

Included Components

• 1x HKS Fine Tune Timing Belt (Part 24999-AT004)

Product Description

The HKS 24999-AT004 Fine Tune Timing Belt is a high-strength replacement timing belt specifically engineered for Toyota 2JZ-GE and 2JZ-GTE engines, including the iconic MKIV Supra (1993-1998) as well as other 2JZ-equipped Toyota and Lexus models. Built to outperform standard OEM belts, this reinforced timing belt offers improved resistance to heat, stretching, and wear - making it suitable for both high-performance builds and regular maintenance replacements.

Constructed from durable rubber compounds with optimized tooth design and reinforcement, this Fine Tune belt is designed to maintain stable tension and reduce the risk of skipping or slippage under demanding engine conditions. Whether you're restoring a classic 2JZ engine, upgrading with performance cam pulleys, or simply seeking greater longevity from your timing belt, the HKS 24999-AT004 delivers dependable performance and enhanced durability compared with factory timing belts.