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GM truck owners upgrading to rear disc brake conversions frequently encounter parking brake shortcomings. Inadequate actuation from adapted drums results in slippage on trails or under load, demanding a caliper that integrates secure holding without compromise. These parking brake calipers deliver mechanical engagement via internal lever, outperforming legacy designs. Clear zinc finish combats corrosion in harsh off-road environments, positioning them as top off-road brake calipers. Exclusively new production ensures no core exchange. Features and Benefits 100% brand-new calipers (no rebuilt cores): Delivers factory-level consistency without returns. Integrated parking brake mechanism: Secures vehicles reliably in rear disc parking brake setups. Clear zinc-plated finish for corrosion resistance: Endures mud, water, and road salts. No core charge: Enables straightforward procurement. What’s Included (1) Driver-side park brake caliper (1) Passenger-side park brake caliper (1 pair) D122 brake pads (1 pair) 7/16-20 banjo bolts with copper sealing washers FAQ What fitment do these calipers support? ’73–’86 GM K20 and ’87–’91 GM V20 trucks for rear disc conversions. Does the design include parking brake? Integrated mechanical parking brake caliper for dependable hold. New construction or rebuilt? 100% new, no core charge. Corrosion protection details? Clear zinc plating for long-term resistance. Kit contents? Caliper pair, D122 pads, banjo bolts, copper washers.