Availability
Super Twin - Front drum to disc brake conversion, includes new 2" drop spindles, , '64 - '72 GM "A-F"body
Part Number: TSB-A123-1ADS
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Super Twin - Front drum to disc brake conversion, includes new 2" drop spindles, , '64 - '72 GM "A-F"body - black powder coat
Part Number: TSB-A123-1ADSBK
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Super Twin - Front drum to disc brake conversion, includes new 2" drop spindles, , '64 - '72 GM "A-F"body - red powder coat
Part Number: TSB-A123-1ADSR
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Super Twin - Front drum to disc brake conversion, includes new spindles, '64 - '72 GM "A-F" body, power-red power coat
Part Number: TSB-A123-1AR
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
front disc brake conversion, uses factory drum spindle, '64 - '72 GM "A"-Body, '67-'69 "F" Body, and '68-74 GM "X" Body , non pow, incl. rotor upgrade
Part Number: TSB-A123-22-DS
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Super Twin - Front drum to disc brake conversion, includes new spindles, '64 - '72 GM "A-F"body, non-power
Part Number: TSB-A123-A
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Super Twin - Front drum to disc brake conversion, includes new spindles, '64 - '72 GM "A-F"body, non-power, black powder coat
Part Number: TSB-A123-ABK
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Disc Brake Kit, Super Twin HD, Front, Slotted Rotors, Red Aluminum Calipers, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit
Part Number: TSB-A123-AR
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
At The Wheels Comp R front drum to disc brake conversion, '64-74 GM "A,F and X " body
Part Number: TSB-W123-24
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
At The Wheels Comp R front drum to disc brake conversion, '64-74 GM "A,F and X " body- black powder coat
Part Number: TSB-W123-24BK
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
At The Wheels Comp R front drum to disc brake conversion, '64-74 GM "A,F and X " body- red powder coat
Part Number: TSB-W123-24R
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
At The Wheels Front drum to disc brake conversion, includes new spindles, '64-72 GM "A-F " body, includes performance rotor upgrade
Part Number: TSB-W123-A
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
At The Wheels, Super Twin 2-piston alum. aluminum calipers, front brake conversion, includes new spindles, '64-72 GM "A-F " body-black powder coat
Part Number: TSB-W123-ABK
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
At The Wheels Front drum to disc brake conversion, includes new 2" drop spindles, '64-72 GM "A-F " body
Part Number: TSB-W123-ADS
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
At The Wheels Front drum to disc brake conversion, includes new 2" drop spindles, '64-72 GM "A-F " body- black powder coat
Part Number: TSB-W123-ADSBK
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
At The Wheels Front drum to disc brake conversion, includes new 2" drop spindles, '64-72 GM "A-F " body- red powder coat
Part Number: TSB-W123-ADSR
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
At The Wheels SuperTwin 2-piston aluminum calipers, disc brake conversion, '64- 72 "A and F" body - red powder coat
Part Number: TSB-W123-AR
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
At The Wheels Front disc brake conversion, new 2" drop spindles, '64+GM , includes performance rotor upgrade
Part Number: TSB-W123DS-DS
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
At The Wheels Comp S 4-piston caliper rear conversion, GM 10 & 12-bolt rear
Part Number: TSB-W125-42
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
At The Wheels Comp S 4-piston caliper rear conversion, GM 10 & 12-bolt rear- black powder coat
Part Number: TSB-W125-42BK
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Front disc brake conversion, incl. new spindles, '64 - '72 GM "A"-Body, '67-'69 "F" Body, and '68-74 GM "X" Body - non pow, w/ performance rotors
Part Number: TSB-A123-DS
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Sport R1 Rear read disc brake conversion with built-in parking brake , 10&12 bolt non-staggered shocks
Part Number: TSB-A125-26
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Sport R1 Rear read disc brake conversion with built-in parking brake , 10&12 bolt non-staggered shocks, red powder coat
Part Number: TSB-A125-26R
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Crate Axle, 68-72 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 3.00 Ratio, Helical Limited Slip, 11" Explorer Disc
Part Number: CUR-CR-GA230TEBB
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
68-72 GM A-Body 9-Inch Crate, Black PC, 31-Spline Axle, 3.00 Ratio, Helical Worm Gear Differential, Brakes Not Included
Part Number: CUR-CR-GA230TNBB
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
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