top of page

Big Shocks 3.0" STEEL PRO Series - 20" Travel (2) Shock & Spring Packages

$2,925.50Price
Flow Control Valves
No Flow Control Valves
Yes add Flow Control valves(+$200)
Mis-Alignment Bushing Kit
1.875" Wide 3/4" Bolt(STD)
1.375" Wide 3/4" Bolt(+$5.00)
1.875" Wide 5/8" Bolt (Reducer)($5.00)
Shaft Bump Stops
No Shaft Bump Stops
Yes add shaft Bump Stops(+$75)
Bolt Kit
No Bolt Kit
Yes add 5/8"x3.5"Bolt Kit(+$17.96)
Yes add 1/2"x3.5"Bolt Kit(+$15.96)
Spring Pack
700lb corner weight
900lb corner weight
1100lb corner weight
1300lb corner weight
1500 lb corner weight
1700 lb corner weight
2000 lb corner weight
0/500
Quantity

Updated for 2023 Dual Eibach Springs.

CNC Machined 1.5” Shaft Big Shocks 20" Travel 3.0” PRO SERIES BONZI Shocks are ideal for Custom  4-link Mega truck applications, sand cars and performance off-road vehicles.  Quality, design and innovative construction provide superior suspension control  and durability. Made in USA.

 

  • Multiple piston designs for street trucks to off-road racing.
  • Custom spring hardware for 3.75" springs
  • Billet 6061 CNC Machined shock top with 3/4" Chrome-moly heims.
  • All 3.0" shocks come with threaded steel big bore D.O.M. bodies.
  • Threaded preload adjuster.
  • Unlimited valving shim options including flutter stacks.
  • 3.0"x 15" Honed D.O.M steel reservoirs.
  • High strength 1.5" hard chrome steel shafts.
  • 3/4" chrome-moly lower heim.
  • 3000 psi Schrader valve.
  • Eibach Silver Springs 
  • Made in USA

 

Shocks require a Nitrogen charge to fine tune ride height.

150 psi Emulsion shocks at full extension.

150 psi Bonzi Reservoir shocks at full extension.

150-200 psi PRO Series Reservoir shocks at full extension.

 

Package includes:

(2) Shocks

(4)  3-3/4" SILVER Eibach Springs

Common Spring Packages 

Front

900 lbs Mini Truck

1100 lbs Mini Truck w/ V8

1300 lbs Full Size Truck

1500 lbs Full Size 4 Door Truck

1700 lbs Full Size 4 Door Diesel

2000 lbs Super Duty 4 Door Diesel

Rear

500 lbs Mini Truck

700 lbs Mini Truck w/ V8

900 lbs Full Size Truck

1100 lbs Full Size 4 Door Truck

1300 lbs Full Size 4 Door Diesel

1500 lbs Super Duty 4 Door Diesel

    Fast Shipping

    Need fitment help? Email or call us

    PROFFESSIONALLY RECKLESS.
    BAD FINANCIAL DECISIONS.
    WARRANTY VOIDED.
    @ 2026 MCNASTY OFFROAD, LLC. ALL RIGHTS RESERVED
    bottom of page