I have the shackle reversal kit, with 6" shackles, and I want a total 6" lift, and know I need the stock spring height, but want to go to a 56" instead of the 52's.
the 56" I'm looking at:

SRI No...22-547
OEM No...3572462
Width...2.5"
(A)PL-1..SE..26"
(B)PL-1..LE..30"
(C)No of Leaves...8/1 two stage
(D)Pack Thck..3 3/16"
Arch...6.25"
Spring Capty...2600
The 52" stock replacements:
SRI No...22-485
OEM No...327270
Width...2.5"
(A)PL-1..SE..26"
(B)PL-1..LE..26"
(C)No of Leaves...6/1 two stage
(D)Pack Thck..2-11/16"
Arch...4.75"
Spring Capty...2775
Our Leaf Springs are made in the USA to OEM specifications and standards. These springs are made to replace the OEM leaf springs. Replacing broken or worn leaf springs keeps your truck safe for you and everyone you share the road with. Please call us toll free (1-877-774-6473) if you need assistance identifying your spring.
Features
So the 56's are about 2" taller overall on the axle than the stock 52's would be. Is that something I could take a couple leaves out of to lower the 2" if needed?
the 56" I'm looking at:

SRI No...22-547
OEM No...3572462
Width...2.5"
(A)PL-1..SE..26"
(B)PL-1..LE..30"
(C)No of Leaves...8/1 two stage
(D)Pack Thck..3 3/16"
Arch...6.25"
Spring Capty...2600
The 52" stock replacements:
SRI No...22-485
OEM No...327270
Width...2.5"
(A)PL-1..SE..26"
(B)PL-1..LE..26"
(C)No of Leaves...6/1 two stage
(D)Pack Thck..2-11/16"
Arch...4.75"
Spring Capty...2775
Our Leaf Springs are made in the USA to OEM specifications and standards. These springs are made to replace the OEM leaf springs. Replacing broken or worn leaf springs keeps your truck safe for you and everyone you share the road with. Please call us toll free (1-877-774-6473) if you need assistance identifying your spring.
Features
- OEM Quality
- Made to fit
- Painted to protect from rust
- Specifications and diagrams are listed on the previous page. If you need further assistance, please contact us
- Professional installation and tools may be required
- Average Shipping Time: 4-7 Days
- Years: 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987
- Model: Chevy / GMC K10/K1500, V10,V1500 4wd
So the 56's are about 2" taller overall on the axle than the stock 52's would be. Is that something I could take a couple leaves out of to lower the 2" if needed?