diff --git a/pkgs/racket-pkgs/racket-doc/scribblings/reference/sequences.scrbl b/pkgs/racket-pkgs/racket-doc/scribblings/reference/sequences.scrbl
index f78c2ed16a..19571b16a3 100644
--- a/pkgs/racket-pkgs/racket-doc/scribblings/reference/sequences.scrbl
+++ b/pkgs/racket-pkgs/racket-doc/scribblings/reference/sequences.scrbl
@@ -53,6 +53,10 @@ built-in datatypes, the sequence datatype includes the following:
 
  @item{vectors (see @secref["vectors"])}
 
+ @item{flvectors (see @secref["flvectors"])}
+
+ @item{fxvectors (see @secref["fxvectors"])}
+
  @item{hash tables (see @secref["hashtables"])}
 
  @item{dictionaries (see @secref["dicts"])}
diff --git a/pkgs/racket-pkgs/racket-test/tests/racket/fixnum.rktl b/pkgs/racket-pkgs/racket-test/tests/racket/fixnum.rktl
index ff61983b6d..11063640c5 100644
--- a/pkgs/racket-pkgs/racket-test/tests/racket/fixnum.rktl
+++ b/pkgs/racket-pkgs/racket-test/tests/racket/fixnum.rktl
@@ -211,7 +211,7 @@
 
 ;; ----------------------------------------
 
-;; in-flvector tests, copied from for.rktl
+;; in-fxvector tests, copied from for.rktl
 
 (test-sequence [(1 2 3)] (in-fxvector (fxvector 1 2 3)))
 (test-sequence [(2 3 4)] (in-fxvector (fxvector 1 2 3 4) 1))
@@ -221,6 +221,10 @@
 (test-sequence [(2 4 6)] (in-fxvector (fxvector 1 2 3 4 5 6 7 8) 1 6 2))
 (test-sequence [(8 6 4)] (in-fxvector (fxvector 1 2 3 4 5 6 7 8) 7 2 -2))
 
+;; fxvector sequence tests
+(test-sequence [(1 2 3)] (fxvector 1 2 3))
+(test '() 'empty-fxvector-sequence (for/list ([i (fxvector)]) i))
+
 ;; Check safety:
 (err/rt-test (for/fxvector ([i 5]) 8.0))
 (err/rt-test (for/fxvector #:length 5 ([i 5]) 8.0))
diff --git a/pkgs/racket-pkgs/racket-test/tests/racket/flonum.rktl b/pkgs/racket-pkgs/racket-test/tests/racket/flonum.rktl
index fe47f2f666..f13162436c 100644
--- a/pkgs/racket-pkgs/racket-test/tests/racket/flonum.rktl
+++ b/pkgs/racket-pkgs/racket-test/tests/racket/flonum.rktl
@@ -157,6 +157,11 @@
 (test-sequence [(2.0 4.0 6.0)] (in-flvector (flvector 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0) 1 6 2))
 (test-sequence [(8.0 6.0 4.0)] (in-flvector (flvector 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0) 7 2 -2))
 
+;; flvector sequence tests
+
+(test-sequence [(1.0 2.0 3.0)] (flvector 1.0 2.0 3.0))
+(test '() 'empty-flvector-sequence (for/list ([i (flvector)]) i))
+
 ;; Check safety:
 (err/rt-test (for/flvector ([i 5]) 8))
 (err/rt-test (for/flvector #:length 5 ([i 5]) 8))
diff --git a/racket/collects/racket/private/for.rkt b/racket/collects/racket/private/for.rkt
index b7365c6923..a646491b73 100644
--- a/racket/collects/racket/private/for.rkt
+++ b/racket/collects/racket/private/for.rkt
@@ -7,6 +7,7 @@
              "member.rkt"
              "reverse.rkt"
              '#%unsafe
+             '#%flfxnum
              (for-syntax '#%kernel
                          "stx.rkt"
                          "qqstx.rkt"
@@ -459,6 +460,8 @@
         (stream? v)
         (mpair? v)
         (vector? v)
+        (flvector? v)
+        (fxvector? v)
         (string? v)
         (bytes? v)
         (input-port? v)
@@ -472,6 +475,8 @@
       [(mpair? v) (:mlist-gen v)]
       [(list? v) (:list-gen v)]
       [(vector? v) (:vector-gen v 0 (vector-length v) 1)]
+      [(flvector? v) (:flvector-gen v 0 (flvector-length v) 1)]
+      [(fxvector? v) (:fxvector-gen v 0 (fxvector-length v) 1)]
       [(string? v) (:string-gen v 0 (string-length v) 1)]
       [(bytes? v) (:bytes-gen v 0 (bytes-length v) 1)]
       [(input-port? v) (:input-port-gen v)]
@@ -876,6 +881,11 @@
                          #'in-bytes
                          #'bytes-ref))
 
+  (define-:vector-like-gen :flvector-gen unsafe-flvector-ref)
+  ;; in-flvector is defined in racket/flonum
+  (define-:vector-like-gen :fxvector-gen unsafe-fxvector-ref)
+  ;; in-fxvector is defined in racket/fixnum
+
   ;; ------------------------------------------------------------------------
 
   (define (stop-before g pred)