Hawk - Front HPS 5.0 Performance Brake Pad Set - hb534b.750. Description. Shipping and payments. Seller assumes all responsibility for this listing. eBay item number: 234741991166. Last updated on Oct 24, 2022 01:14:56 PDT View all revisions. Introduced for 1956, the Matchless G11 and equivalent AJS Model 30 boasted an engine of 593cc, which went into the newly introduced cycle parts shared with the heavyweight singles range. Along with the new frame came a restyled oil tank and toolbox, full-width front brake and longer seat, while the excellent AMC gearbox was phased in during the. Consult the "Hawk Brake Pad Compounds" graph for an illustration of braking temperatures versus coefficient of friction. A brake pad from the right of the graph such as DTC-50, DTC-60, or DTC-70 will provide aggressive stopping power for the track, but may not be suitable for street driving as they require higher temperatures to function properly.. Super-Street, Trackday & More. Brake Pads. Bedding-In Procedure. Bluestuff is an entry level trackday and race pad that has good street manners and is actually R90 approved for street driving. There are two compounds within the Bluestuff range Bluestuff NDX higher friction 0.52 Mu and new Bluestuff B with a lower 0.42 Mu.