Torque converter clutch material is engineered by the OEMs to operate in conjunction with vehicle computer programming. To meet the varied needs of the aftermarket, Sonnax strives to offer a full line of friction products in a wide variety of sizes and materials. Rebuilders should choose the product that best matches their specific vehicle requirements.
Materials Designed for Slip Converters

HTS - Designed for high-thermal capacity applications. Replaces spun-wound, woven or other carbon-based materials.
WC - Genuine OE woven carbon material developed by OEMs for continuous slip GM and Ford applications.

Materials Designed for Full Lockup Converters

HTE - Thermal capacity of Kevlar®, with improved consistency and shudder resistance.
HTL - High thermal and exceptional torque capacity for the most demanding torque-holding applications.
XTL - 30% More torque holding capacity than HTL. Available only for a small range of extreme-duty lockup applications.
Learn more about Friction Rings

More From This Category

Motive Gear Ring and Pinion, 4.30 Ratio, For GM, 8.25 in., Set

Motive Gear Ring and Pinion, 4.30 Ratio, For GM, 8.25 in., Set

$471.92

Autometer Direct Fit Dash Kit, Camaro 79-81, Tach/Mph/Fuel/Oilp/Wtmp/Volt, Ultra-Lite Ii, Ultra-Lite

Autometer Direct Fit Dash Kit, Camaro 79-81, Tach/Mph/Fuel/Oilp/Wtmp/Volt, Ultra-Lite Ii, Ultra-Lite

$2,387.54 $2,513.20

5% OFF