[Engine Type]: It fits the model with 4.3L, 4.8L, 5.0L, 5.7L, 6.2L, 7.4L Engine Only
[Specification]: ①Reference Number: 7846958, 27-7522, 277522; ②Condition: New; ③Input Shaft Dia: 18.42 mm; ④Output Shaft Dia: 31.75 mm; ⑤Pressure Port Thread Size: M18 x 1.5; ⑥Return Port Thread Size: M16 x 1.5; ⑦Total Turns Lock To Lock: 3.4
[Ideal Solution]: This steering gear box assembly is best professional solution for C10, C10 Suburban, C20, C20 Suburban, C30, R10, R10 Suburban, R1500 Suburban, R20, R20 Suburban, R2500, R2500 Suburban, R30, R3500, C1500, C2500 and C3500's the steering problem (such as clunking while turning, shaking steering wheel, excessive free play in steering, leaking power steering fluid, etc), and restore steering wheel operation, also saves you hundreds of dollars from original part