Description
Part Number: 2640
AutoMeter Z-Series 2-1/16″ Electric Transmission Temperature Gauge
Monitor critical transmission fluid temperatures from 100°F to 250°F with precision air-core accuracy and classic OEM-style aesthetics.
Key Features
- ☑ Precision air-core electric movement ensures fast, accurate temperature readings without running hot fluid into the cockpit.
- ☑ Subtle OEM Z-Series appearance featuring a sleek black dial, white printed digits, fluorescent red pointer, and black bezel.
- ☑ Traditional perimeter incandescent lighting with included red and green bulb covers for custom dash illumination.
- ☑ Compatible with standard 12-volt and 16-volt street or motorsport electrical systems.
- ☑ Includes 1/8″ NPT electric temperature sender along with 3/8″ NPT and 1/2″ NPT port adapters.
Technical Specifications
| Brand | AutoMeter |
|---|---|
| Manufacturer Part Number | 2640 |
| Gauge Series | Z-Series |
| Gauge Type | Transmission Fluid Temperature |
| Gauge Diameter | 2-1/16″ (52.4mm) |
| Temperature Range | 100°F – 250°F |
| Gauge Movement | Electric Air-Core (90° Short Sweep) |
| Face & Bezel Finish | Black Dial / Black Bezel / White Markings |
| Pointer Color | Fluorescent Red |
| Lighting Type | Perimeter Incandescent (White with Red/Green Covers) |
| Operating Voltage | 8V – 18V (12V / 16V System Compatible) |
| Sending Unit | 1/8″ NPT Electric Temperature Sender (PN 2258) Included |
What’s Included in the Box
- • AutoMeter 2640 Z-Series 2-1/16″ Transmission Temperature Gauge
- • 1/8″ NPT Electric Temperature Sender (AutoMeter PN 2258)
- • 3/8″ NPT and 1/2″ NPT Adapter Fittings
- • Incandescent Bulb and Socket Assembly with Red & Green Light Covers
- • Gauge Mounting Bracket Assembly and Hardware
AutoMeter is trusted worldwide for engineering reliable, high-precision instrumentation for performance road and race vehicles. At JP Racing, we carry genuine AutoMeter instruments with full manufacturer warranty coverage and rapid UK mainland delivery. Contact our technical team for fitment assistance or advice on your motorsport setup.







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