Page 623 - 2019-2020 Racecar Engineering Circle Track Parts and Accessories Catalog

Steel Stock-Mount Large-Body Shocks
53 Series
Stock-mount, twin-tube shocks are manufactured using a large, 2-1/16" diameter steel shock body for improved gas bag clearance.
Racer rebuildable shocks feature linear valving and are suited to Southern Sport Mods, stock cars, street stocks, mini stocks, and
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Valving Comp. Ext.
Part No. Comp./Reb. Length Length
Front Shocks
GM Mid-Size/1970-81 Camaro/Firebird
QA153943-5 3-5 9.38" 13.50"
QA153943-8 3-8 9.38" 13.50"
QA153945-3 5-3 9.38" 13.50"
QA153947 7 9.38" 13.50"
QA153947-3 7-3 9.38" 13.50"
QA153948 8 9.38" 13.50"
GM Full Size/Ford Full/Mid-Size
QA153957 7 10.13" 15.00"
QA153957-3 7-3 10.13" 15.00"
QA153958 8 10.13" 15.00"
Rear Shocks
1970-81 Camaro/Firebird
QA153583-5 3-5 13.13" 21.00"
QA153584 4 13.13" 21.00"
QA153585 5 13.13" 21.00"
GM Full/Mid-Size
QA153683-5 3-5 13.63" 21.50"
QA153684 4 13.63" 21.50"
QA153685 5 13.63" 21.50"
Most Fords/1979-93 Mustang
QA153883-5 3-5 13.63" 21.00"

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QA1 springs are cold-wound chrome silicone steel, thoroughly heat-treated and shot-peened. Available chrome plated or silver
powder coated, springs are ground square on ends for straightness and clearly marked with the free length and spring rate.
7" Tall 8" Tall 9" Tall 10" Tall 10" Tall 12" Tall 12" Tall 14" Tall 14" Tall
Rate Silver Chrome Silver Chrome Silver Chrome Silver Chrome Silver
95 — — — — — — QA112HT095 — QA114HT095
100 — — — — QA110HT100 — — — —
110 — — — — — — QA112HT110 — QA114HT110
125 — — — — QA110HT125 — — — —
130 — — — — — — QA112HT130 — QA114HT130
150 — — — QA110CS150 QA110HT150 QA112CS150 QA112HT150 — QA114HT150
170 — — — — — — QA112HT170 — —
175 — — — — QA110HT175 QA112CS175 — QA114CS175 QA114HT175
180 — — QA19HT180 — — — — — —
185 — — — — — — — — —
200 — — — QA110CS200 QA110HT200 — QA112HT200 QA114CS200 QA114HT200
220 — — QA19HT220 — — — QA112HT220 — —
225 — — — QA110CS225 QA110HT225 QA112CS225 — QA114CS225 QA114HT225
250 QA17HT250 — QA19HT250 QA110CS250 QA110HT250 QA112CS250 QA112HT250 QA114CS250 QA114HT250
275 — — — QA110CS275 QA110HT275 — QA112HT275 — —
300 QA17HT300 — QA19HT300 QA110CS300 QA110HT300 QA112CS300 QA112HT300 — QA114HT300
325 — — — — QA110HT325 — QA112HT325 — —
350 QA17HT350 QA18CS350 QA19HT350 QA110CS350 QA110HT350 — QA112HT350 — QA114HT350
375 — — — — QA110HT375 — — — —
400 QA17HT400 QA18CS400 QA19HT400 QA110CS400 QA110HT400 QA112CS400 QA112HT400 — —
425 — — — — — — — — —
450 QA17HT450 QA18CS450 QA19HT450 — QA110HT450 — QA112HT450 — —
475 — — — QA110CS475 — — — — —
500 — QA18CS500 — — QA110HT500 — QA112HT500 — —
550 QA17HT550 — — — — — — — —
600 — — — QA110CS600 — — — — —
2019-20 CIRCLE TRACK PARTS AND ACCESSORIES 619