THE most important component inside your gauge is the O-ring. If your gauges are subject to any kind of moisture, then you must replace your O-rings with EVERY battery change. (3-4 Years)

Size Chart:

• ELA - for All Electro Luminescent (Push Button) Models. Size Across Gauge @ 1 3/8"

• SB - for all Snap-Back Models. Size across Gauge @ 1.75"

• RSL - for All Reference Series Gauges. Size across Gauge @ 1.75"

• GA - for all Signature Series Gauges and any gauge measuring aprocimatley 1.5" across the gauge face.

• SL/IP "Outer Clock" - for all Supperleggera "INSERT" clocks (1 3/8" Gauge diameter) - A single o-ring wraps twice (loops) around outside gauge case. NOTE: Check your gauge-if the o-ring is WIDE & FLAT see OS-IP Flat Gasket.

• SL/IP "Outer Thermometer" - for all Supperleggera "INSERT" Thermometers (1 3/8" Gauge diameter) - A DOUBLE SET o-ring wraps individually around outside gauge case. NOTE: Check your gauge-if the o-ring is WIDE & FLAT see OS-IP Flat Gasket.

• SL/IP "Inner" Case-back - for all Supperleggera "INSERT" clocks AND thermometers (1 3/8" gauge diameter) - This o-ring is for the caseback cover. Fit BOTH clocks and thermometer case backs

• OS-IP "Flat" For all "Old School" Insert gauges that use a flat "band" type rubber gasket. (NO LONGER AVAILABLE - Must upgrade your IP/SL gauge to a new model HERE)

• HD - For all Harley Davidson Clocks and Thermometers

• VIC - For all Victory Clocks and Thermometers

Price Per Each.